Examples for Polarity HW

To my chemistry classes:

Some of you have inquired about the HW on Polarity of the molecule, I am posting an example of what you should do in this posting.

Dr. Liu

Update for 12-23-2016

Finally, Christmas Break is Here!  Here is the update for the break:

Regent Chemistry 1:    
• Completed Lab. Report #14 is DUE on 1/3/2017.
• HW #17 (Due 1/3/2017):  Worksheet - Nature of Chemical Bonding in a Compound & Polarity of the molecule (both sides).
• CastleLearning Xmas Assignment will be posted by next Tuesday.  DUE:  1/3/2017.
• Unit 5 Exam - Chemical Bonding will be held on Wednesday after we come back from the break.


Earth Science 1:        
• Classwork #3 "Racing Stones in Death Valley" & HW #17 worksheets are PAST DUE.   
• Completed Lab. sheet #14 is DUE on 1/3/2017.
• HW #18 (Due 1/3/2017):  Worksheet - Igneous & Sedimentary Rocks Review.
• CastleLearning Xmas Assignment will be posted by next Tuesday.  DUE:  1/3/2017.
• Unit 4 Exam - Rocks & Minerals will be held either Wednesday or Friday after we come back from the break. 

Have a nice Christmas break, Happy Holidays!

Dr. Liu

Update for 12-22-2016

Here is the update for today:

Regent Chemistry 1:   • Completed Lab. Report #14 is DUE on 1/3/2017.

Earth Science 1:       • Classwork #3 "Racing Stones in Death Valley" is PAST DUE.  
• HW #17 (Due Tomorrow):  Worksheet - Sedimentary Rocks Worksheet.   • Lab. #14 this week will be held Tomorrow in regular classroom.  
 Dr. Liu

Update for 12-21-2016

Here is the update for today:

Regent Chemistry 1:  
• Quiz #5:  Lewis electron diagram of Covalent and Ionic Compounds has been completed.  If you missed the quiz today, it's your responsibility to see me about the make up when you come in.
• HW #16  IUPAC Nomenclature of Covalent & Ionic Compounds is PAST DUE.
• Lab. #14 will be held in Rm. 311 Tomorrow.

Earth Science 1:      
• Quiz #5:  Minerals and Igneous Rocks has been completed.  If you missed the quiz today, it's your responsibility to see me about the make up when you come in.
• Classwork #3 "Racing Stones in Death Valley" is DUE by TOMORROW.   
• Lab. #14 this week will be held on Friday in regular classroom.  

 Dr. Liu

Update for 12-20-2016

Here is the update for today:

Regent Chemistry 1:  
• Quiz #5:  Lewis electron diagram of Covalent and Ionic Compounds has been completed.  If you missed the quiz today, it's your responsibility to see me about the make up when you come in.
• HW #16 (Due Tomorrow):  IUPAC Nomenclature of Covalent & Ionic Compounds.

Earth Science 1:    
• Quiz #5:  Minerals and Igneous Rocks has been completed.  If you missed the quiz today, it's your responsibility to see me about the make up when you come in.
• Lab. #14 this week will be held on Friday in regular classroom. 
 
Dr. Liu

Update for 12-19-2016

Here is the update for today:

Regent Chemistry 1:  
• HW #15 Worksheet and Lab. Report #13 are both PAST DUE.   
• Quiz #5:  Lewis electron diagram of Covalent and Ionic Compounds will take place tomorrow.

Earth Science 1:    
• HW #16 Worksheet and Lab. Sheet #13 are both PAST DUE.    
• Quiz #5:  Minerals and Igneous Rocks will take place tomorrow.
Dr. Liu

Update for 12-16-2016

Here is the update for this weekend:

Regent Chemistry 1:   
• HW #15 Worksheet - Ionic Compounds Worksheet is PAST DUE.  
• Lab. Report #13 will be DUE on MONDAY.
• Quiz #5:  Lewis electron diagram of Covalent and Ionic Compounds will take place on Tuesday.

Earth Science 1:   
• HW #16 Worksheet - Igneous Rocks Worksheet is PAST DUE.   
• Completed Lab. Sheet #13 will be DUE on MONDAY.
• Quiz #5:  Minerals and Igneous Rocks will take place on Tuesday.

Dr. Liu

Update for 12-15-2016

Here is the update for today:

Regent Chemistry 1: 
• HW #15 (Due Tomorrow):  Worksheet - Ionic Compounds Worksheet. • Lab. Report #13 will be DUE on MONDAY.

Earth Science 1: 
• HW #16 (Due Friday):  Worksheet - Igneous Rocks Worksheet. 
• Lab. #13 will be held TOMORROW in regular classroom.
 
Dr. Liu

Update for 12-14-2016

Here is the update for today:

Regent Chemistry 1:
• If you missed Chemistry 1 Midterm, it's your responsibility to see me about the make up.   
• HW #15 (Due Friday):  Worksheet - Ionic Compounds Worksheet.
• Lab. #13 will be held tomorrow in Rm. 311.

Earth Science 1:      
• If you missed Earth Science 1 Midterm, it's your responsibility to see me about the make up.   
• Completed Lab. Sheet #12 is PAST DUE. 
• HW #16 (Due Friday):  Worksheet - Igneous Rocks Worksheet.
• Lab. #13 will be held on Friday (regular classroom).
 
Dr. Liu

Update for 12-13-2016

Here is the update for today:

Regent Chemistry 1: 
• If you missed Chemistry 1 Midterm, it's your responsibility to see me about the make up. 
• No new HW for tonight.

Earth Science 1:    
• If you missed Earth Science 1 Midterm, it's your responsibility to see me about the make up.  
• Completed Lab. Sheet #12 is PAST DUE.
• No new HW for tonight.
 
Dr. Liu

Update for 12-09-2016

Here is the update for today:

Regent Chemistry 1:   
• If you missed Chemistry 1 Midterm, it's your responsibility to see me about the make up.     
• Lab. #12 has been completed and submitted in class as of today.

Earth Science 1:     
• HW #15 Worksheet - Mineral Review Questions is PAST DUE.
• If you missed Earth Science 1 Midterm, it's your responsibility to see me about the make up. 
• Completed Lab. Sheet #12 will be DUE on MONDAY.

Have a good weekend.
 
Dr. Liu

Update for 12-08-2016

Here is the update for today:

Regent Chemistry 1:  • HW #14  Worksheet - Lewis Electron Diagram of Covalent Compounds is PAST DUE.  • Chemistry 1 Midterm has been completed in-class today.  If you missed it, it's your responsibility to see me about the make up.    • Lab. #12 will be held tomorrow in Rm. 311.

Earth Science 1:    • HW #15 (Due Tomorrow):  Worksheet - Mineral Review Questions.   • Earth Sci. 1 Midterm has been completed in-class today.  If you missed it, it's your responsibility to see me about the make up.   
• Lab. #12 will be held tomorrow in regular classroom.
 
Dr. Liu

Update for 12-07-2016

Here is the update for today:

Regent Chemistry 1: 
• HW #14 (Due Tomorrow):  Worksheet - Lewis Electron Diagram of Covalent Compounds. 
• Review for Midterm has been posted on CastleLearning Website.  DUE:  Tomorrow. 
• Reminder:  Chemistry 1 Midterm will take place TOMORROW - Bring #2 pencil, calculator & Ref. Tables.   
• Lab. #12 has been postponed until Friday.

Earth Science 1:   
• HW #14 Worksheet - Properties of Common Minerals is PAST DUE.
• HW #15 (Due Friday):  Worksheet - Mineral Review Questions.  
• Review for Midterm has been posted on CastleLearning Website.  DUE:  Tomorrow.
• Reminder:  Earth Science 1 Midterm will take place Tomorrow - Bring #2 pencil & ESRT.
• Lab. #12 has been postponed until Friday.
 
Dr. Liu

Update for 12-06-2016

Here is the update for today:

Regent Chemistry 1:
• HW #13 Worksheet and Lab. Report #11 are both PAST DUE. 
• HW #14 (Due Thursday):  Worksheet - Lewis Electron Diagram of Covalent Compounds.• Review for Midterm has been posted on CastleLearning Website.  DUE:  THURSDAY. 
• Reminder:  Chemistry 1 Midterm is scheduled for THIS Thursday.  • Lab. #12 has been postponed until Friday.

Earth Science 1:  
• HW #13 Worksheet and Lab. Report #11 are both  PAST DUE. 
• HW #14 (Due Tomorrow):  Worksheet - Properties of Common Minerals.
• Review for Midterm has been posted on CastleLearning Website.  DUE:  THURSDAY.
• Reminder:  Earth Science 1 Midterm is scheduled for THIS Thursday.
• Lab. #12 has been postponed until Friday.
 
Dr. Liu

Update for 12-05-2016

Here is the update for today:

Regent Chemistry 1:
• HW #13 Worksheet and Lab. Report #11 are both PAST DUE.
• Reminder:  Chemistry 1 Midterm is scheduled for THIS Thursday. 
• Review for Midterm will be posted on CastleLearning Website.  DUE:  THURSDAY.
• Lab. #12 has been postponed until Friday.

Earth Science 1: • HW #13 Worksheet and Lab. Report #11 are both  PAST DUE.
• Reminder:  Earth Science 1 Midterm is scheduled for THIS Thursday. 
• Review for Midterm will be posted on CastleLearning Website.  DUE:  THURSDAY.
• Lab. #12 has been postponed until Friday.
 
Dr. Liu

Update for 12-02-2016

Here is the update for today:

Regent Chemistry 1:
• HW #13 (Due Monday):  Worksheet - Characteristics of Intramolecular Bonding. 
• Completed Lab. Report #11 will be due on Monday.
• Reminder:  Science Midterm is scheduled for next Thursday.

Earth Science 1:
• Complete Lab. Sheets #11 - Continental Drift is PAST DUE. 
• HW #13 (Due Monday):  Worksheet - Minerals Identification (both sides).
• Reminder:  Science Midterm is scheduled for next Thursday.
 
Dr. Liu

Update for 12-01-2016

Here is the update for today:

Regent Chemistry 1:
• HW #13 (Due Monday):  Worksheet - Characteristics of Intramolecular Bonding.
• Completed Lab. Report #11 will be due on Monday.
• Reminder:  Deadline for all 2MP make-ups is TOMORROW.  
• Science Midterm is currently scheduled for next Thursday.
 
Earth Science 1:
• Complete Lab. Sheets #11 - Continental Drift is PAST DUE.
• HW #13 (Due Monday):  Worksheet - Minerals Identification (both sides).
• Reminder:  Deadline for all 2MP make-ups is TOMORROW.
• Science Midterm is currently scheduled for next Thursday.
 
Dr. Liu

Update for 11-30-2016

Here is the update for today:

Regent Chemistry 1:
• HW #12 Worksheet is PAST DUE.
• HW #13 (Due Monday):  Worksheet - Characteristics of Intramolecular Bonding.
• Reminder:  Deadline for all 2MP make-ups is THIS FRIDAY.  
• Science Midterm is currently scheduled for next Thursday.
 
Earth Science 1:
• Classwork #2 "Wegener and Hess" articles and questions is PAST DUE.
• Complete Lab. Sheets #11 - Continental Drift for Tomorrow.  Be sure to finish answering all the questions.
• Reminder:  Deadline for all 2MP make-ups is THIS FRIDAY (as next week is the end of 2nd marking period).  
• Science Midterm is currently scheduled for next Thursday.
 
Dr. Liu 

Update for 11-28-2016

Here is the update for today:

Regent Chemistry 1:
• HW #12 (Due Tomorrow):  Work on the side of the worksheet with "Endothermic vs. Exothermic Reaction" as HW.  Leave the other side for tomorrow's in-class exercise (to be submitted by the end of the period).
• Reminder:  Deadline for all 2MP make-ups is THIS FRIDAY (as next week is the end of 2nd marking period).  
• Science Midterm is currently scheduled for next Thursday.
 
Earth Science 1:
• Vocabulary Quiz #1 has been completed in class today.  If you missed it, it's your responsibility to see me about the make-up as soon as possible.
• Reminder:  Deadline for all 2MP make-ups is THIS FRIDAY (as next week is the end of 2nd marking period).  
• Science Midterm is currently scheduled for next Thursday.
 
Dr. Liu 

Update for 11-23-2016

Here is the update for this weekend:

Regent Chemistry 1:
• Unit Exam #3 - Periodicity and Vocabulary Quiz have been completed in-class.  If you missed either assessment, it's your responsibility to see me about the make-up after Thanksgiving weekend.  
 
Earth Science 1:
• HW #12 Worksheet - ESRT p. 5 practices is PAST DUE.
• Unit Exam #3 has been completed in-class.  If you missed the exam, it's your responsibility to see me about the make-up after Thanksgiving weekend.
• Vocabulary Quiz on Monday:  Word of the Week and Unit 3 vocabularies.  Possible WOW word bank:  Accurate/Accuracy, Compare/Comparison, Function/Functional, Contrast/Contrasting, Argue/Arguement, Process/Processing.

That's it, no HW assignment for this weekend.  Have a Good Thanksgiving!
 
Dr. Liu 

Update for 11-22-2016

Here is the update for today:

Regent Chemistry 1:
• Unit Exam #3 - Periodicity has been completed in-class.  If you missed the exam, it's your responsibility to see me about the make-up tomorrow.
• Vocabulary Quiz Tomorrow - Word of the Week and Vocabulary in Unit 3 - Periodicity.
 
Earth Science 1:
• HW #12 (Due Tomorrow):  Worksheet - ESRT p. 5 practices.
• Reminder:  Complete the review assignment for Unit 3 on CastleLearning Website tonight before the exam tomorrow to receive the extra credit.  
• Unit Exam #3 will be held TOMORROW:  Pencil, calculator, and ESRT.

Dr. Liu 

Update: Earth Sci. 1 Unit 3 Review Sheet Key

To all my Earth Science 1 Classes:

•  The key to Unit 3 Review Sheet can be downloaded by click here.  Be sure to check against your own work and figure out how to get the right answer.  Unit 3 Exam will be held on Wednesday.

Dr. Liu

Update for 11-21-2016

Here is the update for today:

Regent Chemistry 1:
• Answer key to unit 3 exam review sheet has been posted.  (See Sunday's posting.)
• Powerpoint for today's lesson can be downloaded by click here.
• A review assignment for Unit 3 has been posted on CastleLearning Website.  Be sure to complete the assignment before tomorrow's exam.
• Unit Exam #3 - Periodicity will be held TOMORROW:  Pencil, calculator, and Ref. Tables.
 
Earth Science 1:    
• Reminder:   Completed Lab. Sheets #10 is PAST DUE. 
• HW #12 (Due Wed.):  Worksheet - ESRT p. 5 practices.
• Answer key to unit 3 exam review sheet will be posted tonight. 
• Powerpoint for today's lesson can be downloaded by click here.
• A review assignment for Unit 3 has been posted on CastleLearning Website.  Be sure to complete the assignment before Wednesday's exam.  
• Unit Exam #3 will be held on Wednesday:  Pencil, calculator, and ESRT.

Dr. Liu 

Update: Chem 1 Unit 3 Review Sheet Key

To all my chemistry 1 classes:

•  The key to Unit 3 Review Sheet can be downloaded by click here.  Be sure to check against your own work and figure out how to get the answer.  Unit Exam #3 will be held on Tuesday.

Dr. Liu

Update for 11-18-2016

Here is the update for today:

Regent Chemistry 1:
• Start working on the unit exam review sheet.  Answer key will be posted on Monday.
• Unit Exam #3 - Periodicity is scheduled for next Tuesday.
 
Earth Science 1:    
• If you haven't done so, be sure to submit completed Lab. Sheets #10 by MONDAY.
• Unit Exam #3 is scheduled for next Wednesday.

Dr. Liu 

Update for 11-17-2016

Here is the update for today:

Regent Chemistry 1:
• HW #11 Worksheet - Periodic Trends of Elements is PAST DUE.
• Lab. #10 has been completed in-class and lab. sheet submitted. 
• Start working on the unit exam review sheet.  Answer key will be posted on Monday.
• Unit Exam #3 - Periodicity is scheduled for next Tuesday.
 
Earth Science 1:    
• HW #11 Worksheet - Inferred Properties of Earth's Interiors is PAST DUE.
• Completed Lab. Sheets #10 will be DUE TOMORROW (Period 2, 4) or MONDAY (Period 6).
• Unit Exam #3 is scheduled for next Wednesday.

Dr. Liu 

Update for 11-16-2016

Here is the update for today:

Regent Chemistry 1:
• HW #11 (Postponed until Tomorrow):  Worksheet - Periodic Trends of Elements.
• Unit exam review sheet has been distributed in-class.  Answer key will be posted on Monday.
• Lab. #10 will be held tomorrow in Rm. 311.
• Unit Exam #3 - Periodicity is scheduled for next Tuesday.
 
Earth Science 1:    
• HW #11 Worksheet - Inferred Properties of Earth's Interiors is PAST DUE.
• Lab. #10 will be held tomorrow in regular classroom.
• Unit Exam #3 is scheduled for next Wednesday.

Dr. Liu 

Update for 11-15-2016

Here is the update for today:

Regent Chemistry 1:
• HW #11 (Due Tomorrow):  Worksheet - Periodic Trends of Elements.
• Unit Exam #3 is tentatively scheduled for next Tuesday.
 
Earth Science 1:     
• Reminder:  Completed Lab. Sheets #9  and HW #10 worksheet are PAST DUE.
• HW #11 (Due Tomorrow):  Worksheet - Inferred Properties of Earth's Interiors.
• Unit Exam #3 is tentatively scheduled for next Tuesday.

Dr. Liu 

Update for 11-14-2016

Here is the update for today:

Regent Chemistry 1:
• No new HW for tonight.
• Unit Exam #3 is tentatively scheduled for next Tuesday.
 
Earth Science 1:    • Completed Lab. Sheets #9  is PAST DUE.
• HW #10 (Due Tomorrow):  Worksheet - Earth's Interior Review & Foldable.
• Unit Exam #3 is tentatively scheduled for next Tuesday.

Dr. Liu 

Update for 11-10-2016

Here is the update for today:

Regent Chemistry 1:
• Lab. #9 was finished and completed lab. sheet been submitted at the end of the period.
 
Earth Science 1:   
• HW #10 (Due Tuesday):  Worksheet - Earth's Interior Review & Foldable.
• Completed Lab. Sheets #9  will be DUE on MONDAY.

 Dr. Liu 

Update for 11-09-2016

Here is the update for today:

Regent Chemistry 1:
• HW #10 Worksheet and Lab. Report #8 are both PAST DUE. 
• Lab. #9 will be held TOMORROW in Rm. 311.
 
Earth Science 1:     
• HW #10 (Due Monday):  Worksheet - Earth's Interior Review & Foldable.
• Lab. #9  will be held TOMORROW in regular classroom.

 Dr. Liu 

Update for 11-07-2016

Here is the update for today:

Regent Chemistry 1:
• Quiz #3 has been completed in class.  If you missed the quiz, it's your responsibility to see me about the make-up.
• HW #10 Worksheet and Lab. Report #8 are both PAST DUE.
 
Earth Science 1:     
• Quiz #3 has been completed in class.  If you missed the quiz, it's your responsibility to see me about the make-up.

 Dr. Liu 

Update for 11-04-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  Lab. Report #8 will be DUE on Monday.
• HW #10 (Due Monday):  Worksheet - Basic Facts of Periodic Table.
• Quiz #3 on Monday:  Basic Facts of Periodic Table.
 
Earth Science 1:  
• Reminder:  HW #8, #9 worksheets and Lab. Sheet #8 are ALL PAST DUE.
• Quiz #3 on Monday:  Seismic waves and P- and S- Travel Time Curve Table.

Dr. Liu 

Update for 11-02-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  If you missed Unit Exam #2, it is YOUR RESPONSIBILITY to see me about the  make up.
• Lab. #8 will be held TOMORROW in Rm. 311.
 
Earth Science 1:  
• Reminder:  HW #8 worksheet will be DUE TOMORROW.
• Lab. #8 will be held TOMORROW in regular classroom.
• HW #9 (Due Friday):  Worksheet - Plotting Epicenter.
 
Dr. Liu 

Update for 11-01-2016

Here is the update for today:

Regent Chemistry 1:
• Unit Exam #2 has been completed.  If you missed the exam today, it's your responsibility to see me about the make-up when you come in.
 
Earth Science 1:  
• HW #8 (Due Thurs.):  Worksheet - Understand P- and S- wave Travel Time Curve Table.

Dr. Liu 

Update for 10-31-2016

Here is the update for today:

Regent Chemistry 1:
• Completed Lab. Report #7 is PAST DUE.
• Unit Exam #2 will take place TOMORROW - Bring #2 pencil, calculator, & Ref. Tables.
 
Earth Science 1:  
• Reminder:  Lab. sheet #7 is PAST DUE.
• No new HW for today.

Dr. Liu 

Answer Key to Unit 2 Review Sheet

To my chemistry classes:

• Click here to download the answer key to Unit 2 review sheet.  Study this and the note for the Unit Exam #2 on Tuesday.

Dr. Liu

Update for 10-28-2016

Here is the update for today:

Regent Chemistry 1:
• Completed Lab. Report #7 will be DUE on MONDAY. 
• Unit 2 Review sheet has been distributed.  Answer key will be posted during this weekend.
• Unit Exam #2 is scheduled for next Tuesday - Count toward 2MP.
 
Earth Science 1:  
• If you haven't done so, Lab. sheet #7 is DUE IMMEDIATELY.

Have a good weekend. 
 
Dr. Liu 

Update for 10-27-2016

Here is the update for today:

Regent Chemistry 1:
• HW #9 Worksheet - Electron Configuration of Elements is PAST DUE.
• Lab. #7 will be held TOMORROW in Rm. 311. 
• Unit 2 Review sheet has been distributed.  Answer key will be posted during this weekend.
• Unit Exam #2 is scheduled for next Tuesday - Count toward 2MP.
 
Earth Science 1: 
• Reminder:  HW #6 and #7 Worksheets are both PAST DUE. 
• Lab. #7 will be held TOMORROW in our regular classroom.
 
Dr. Liu 

Update for 10-26-2016

Here is the update for today:

Regent Chemistry 1:
• HW #9 (Due Tomorrow):  Worksheet - Electron Configuration of Elements.
• Lab. #7 this week will be held on Friday.
• Unit Exam #2 is scheduled for next Tuesday - Count toward 2MP.
 
Earth Science 1: 
• HW #6 and #7 Worksheets are both PAST DUE. 
• Unit Exam #2 has been completed in class.  If you are absent, it's your responsibility to see me about the make-up.
• Lab. #7 this week will be held on Friday.
 
Dr. Liu 

Update for 10-25-2016

Here is the update for today:

Regent Chemistry 1:
• Lab. #7 this week will be held on Friday.
• Unit Exam #2 is scheduled for next Tuesday - Count toward 2MP.
 
Earth Science 1: 
• HW #6 and #7 Worksheets are both PAST DUE. 
• Unit Exam #2 has been completed in class.  If you are absent, it's your responsibility to see me about the make-up.
• Lab. #7 this week will be held on Friday.
 
Dr. Liu 

Update for 10-24-2016

Here is the update for today:

Regent Chemistry 1:
• Completed Lab. Report #6 is PAST DUE.
• Lab. #7 this week will be held on Friday instead of Thursday.
• Unit Exam #2 is tentatively scheduled for Thursday.
 
Earth Science 1: 
• HW #6 Worksheet - Topographic Map Worksheet (MC questions) is PAST DUE.  
• HW #7 (Due Tomorrow):  Worksheet - Topographic Map Worksheet #3.
• Unit Exam #2:  "Locating Position on Earth" will be held TOMORROW.  Bring #2 pencil, calculator, and ESRT.
• The key to Unit 2 Review Sheet can be downloaded by click here.

Dr. Liu 

Update for 10-21-2016

Here is the update for today:

Regent Chemistry 1:
• Completed Lab. Report #6 will be DUE on MONDAY.
• Unit Exam #2 is tentatively set for next Friday.
 
Earth Science 1:
• Completed Lab. Sheet #6 is PAST DUE.
• HW #6 (Due Monday):  Worksheet - Topographic Map Worksheet (MC questions).  
• Unit 2 Exam will be held next TUESDAY.

Dr. Liu 

Update for 10-20-2016

Here is the update for today:

Regent Chemistry 1:
• Completed Lab. Report #6 will be DUE on MONDAY.
• Deadline for all 1st MP make-ups:  TOMORROW.
 
Earth Science 1:
• If you haven't done so, completed Lab. Sheet #6 should be submitted no later than TOMORROW.
• Deadline for all 1st MP make-ups:  TOMORROW.  
• Unit 2 Exam will be held next TUESDAY.

Dr. Liu 

Update for 10-19-2016

Here is the update for today:

Regent Chemistry 1:
• Lab. #6 Tomorrow in Rm. 311.
• Deadline for all 1st MP make-ups:  THIS FRIDAY.
 
Earth Science 1:
• Lab. #6 Tomorrow in regular classroom.
• Deadline for all 1st MP make-ups:  THIS FRIDAY. 

Dr. Liu 

Update for 10-18-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  HW #8 Worksheet is PAST DUE.
• Quiz #2 has been completed in class today.  If you missed the quiz, it's your responsibility to see me about the make up.
• Deadline for all 1st MP make-ups:  THIS FRIDAY.
 
Earth Science 1:
• Reminder:  HW #5 worksheet is PAST DUE.
• Quiz #2 has been completed in class today.  If you missed the quiz, it's your responsibility to see me about the make up.  
• Deadline for all 1st MP make-ups:  THIS FRIDAY. 

Dr. Liu 

Update for 10-17-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  Lab. Report #5 and HW #7 Worksheet are PAST DUE.
• HW #8 (Due Tomorrow):  Worksheet - Isotope & Avg. Atomic Mass.
• Quiz #2 will be held Tomorrow:  Physical State Determination, Subatomic Particles, and Avg. Atomic Mass. 
• Deadline for all 1st MP make-ups:  THIS FRIDAY.
 
Earth Science 1:
• Reminder:  Lab. Sheet #5 is PAST DUE.
• HW #5 (Due Tomorrow):  Worksheet - Latitude & Longitude.
• Quiz #2 will be held TOMORROW:  Basic Structure of Earth and Latitude & Longitude.
• Deadline for all 1st MP make-ups:  THIS FRIDAY. 

Dr. Liu 

Update for 10-14-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  Completed Lab. Report #5 will be DUE on MONDAY.
• HW #7 (Due Monday):  Worksheet - Introduction to Atomic Structure.
• HW #8 (Due Tues.):  Worksheet - Isotope & Avg. Atomic Mass.
• Quiz #2 will be held on Tuesday:  Physical State Determination, Subatomic Particles, and Avg. Atomic Mass.
 
Earth Science 1:
• Completed Lab. Sheet #5 will be DUE on MONDAY.
• Quiz #2 will be held on Tuesday:  Basic Structure of Earth and Latitude & Longitude.

Have a good weekend. 

Dr. Liu 

Update for 10-13-2016

Here is the update for today:

Regent Chemistry 1:
• Lab. #5 has been completed.  Completed Lab. Report #5 will be DUE on MONDAY.
• HW #7 (Due date postponed until Monday):  Worksheet - Introduction to Atomic Structure.
 
Earth Science 1:
• HW #4 (Due Tomorrow):  Worksheet - Structure of Earth & Locating Position on Earth.
• Lab. #5 will be held TOMORROW in regular classroom.

Dr. Liu 

Update for 10-11-2016

Here is the update for today:

Regent Chemistry 1:
• Lab. Report #4 and HW #6 worksheet are both PAST DUE. 
• HW #7 (Due Friday):  Worksheet - Introduction to Atomic Structure.
• Lab. #5 will be held in Rm. 311 on Thursday.

Earth Science 1:
• HW #4 (Due Fri.):  Worksheet - Structure of Earth & Locating Position on Earth.
• Lab. #5 will be held on Friday in regular classroom.


Dr. Liu 

Update for 10-07-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  Your Lab. Report #3 and Classwork #1 (worksheet from yesterday) are both PAST DUE.
• Lab. Report #4 will be DUE NEXT TUESDAY. 
• HW #6 (Due Tuesday):  Worksheet - Temperature Conversion and Physical State Determination.

Earth Science 1:
• Reminder:  Classwork #1 and Lab. Sheets #4 are both PAST DUE.
• Lab. #5 next week will be held on Friday instead of Thursday.

Have a good weekend.

Dr. Liu 

Update for 10-6-2016

Here is the update for today:

Regent Chemistry 1:
• Reminder:  Tomorrow is your last chance for Unit #1 Exam make-up.
• Reminder:  Your Lab. Report #3 and Classwork #1 (worksheet from yesterday) will be DUE TOMORROW.
• Lab. #4 has been completed today.  Lab. Report #4 will be DUE NEXT TUESDAY. 

Earth Science 1:
• Reminder:  Tomorrow is your last chance for Unit #1 Exam make-up.
• Reminder:  Classwork #1 (article from yesterday) is DUE IMMEDIATELY.
• Completed Lab. Sheets #4 is DUE TOMORROW.

Dr. Liu 

Update for 9-30-2016

Here is the update for today: 

Regent Chemistry 1:    

• Unit 1 Exam has been completed.  If you missed the exam today, it's your responsibility to see me about making up the exam next week. 
• Reminder:  Completed lab. report will be due next Wednesday.   

Earth Science 1:        
• Unit 1 Exam has been completed.  If you missed the exam today, it's your responsibility to see me about making up the exam next week.


Have a good weekend.

Dr. Liu

Update for 9-29-2016

Here is the update for today:   
 
 Regent Chemistry 1:    

• Lab. #3 has been completed.  Completed lab. report will be due next Wednesday.  
• Unit 1 Exam will be held TOMORROW:  Bring #2 pencil, calculator, and Ref. Tables.  Be sure to study your notes, significant figures worksheet, and the review sheet.

 Earth Science 1:        

• Lab. #3 has been completed.  If you did not submit the completed lab. sheet today, be sure to do so by tomorrow.

• Unit 1 Exam will be held TOMORROW:  Bring #2 pencil, calculator, and Ref. Tables.  Be sure to study your notes and the review sheet.

Dr. Liu

Update for 9-28-2016

Here is the update for today:   
 
 Regent Chemistry 1:    
• HW #5 Worksheet - Unit Conversion & % Error Determination is PAST DUE.

• Today's lesson on Significant Figures can be downloaded by click here.

• Worksheet on Operating with Significant Figures has been distributed in class.  Be sure to work through both sides.  The answers can be downloaded by click here.

• Unit 1 review sheet has been distributed in class today.  Be sure to work through all the problems.  The answers can be downloaded by click here.

• Lab. #3 will be held tomorrow in Rm. 311. 
• Unit 1 Exam will be held on Friday:  Bring #2 pencil, calculator, and Ref. Tables.
 
 Earth Science 1:        
• HW #3 Worksheet - Density and Rate of Change is PAST DUE.

• Unit 1 review sheet has been distributed in class today.  Be sure to work through all the problems.  The answers can be downloaded by click here.

• Lab. #3 will be held Tomorrow in Rm. 315.

• Unit #1 Exam will take place this Friday:  Bring #2 pencil, calculator, & ESRT.

Dr. Liu

Update for 9-27-2016

Here is the update for today:   
 
 Regent Chemistry 1:    
• HW #5 (Due Tomorrow):  Worksheet - Unit Conversion & % Error Determination.
• Unit 1 Exam is tentatively scheduled for this Friday.
 
 Earth Science 1:        
• HW #3 (Due Tomorrow):  Worksheet - Density and Rate of Change.
• Unit #1 Exam will take place this Friday:  Bring #2 pencil, calculator, & ESRT.

Dr. Liu

Update for 9-26-2016

Here is the update for today:   
 
 Regent Chemistry 1:    
• HW #4 Worksheet - Separation of Mixture & Density and Lab. Report #2 are both PAST DUE.
• Unit 1 Exam is tentatively scheduled for this Friday.
 
 Earth Science 1:        
• HW #3 (Due Wed.):  Worksheet - Density and Rate of Change.
• Unit #1 Exam is tentatively scheduled for this Wednesday.

Dr. Liu

Update for 9-23-2016

Here is the update for this weekend:   
 
 Regent Chemistry 1:      
• HW #4 (Due Monday):  Worksheet - Separation of Mixture & Density.
• Reminder:  Lab. Report #2 will be DUE on MONDAY.
 
 Earth Science 1:          
• Reminder:  Lab. Sheet #2 is PAST DUE.
• Unit #1 Exam is tentatively scheduled for next Wednesday.

 

Have a good weekend. 

Dr. Liu

Update for 9-22-2016

Here is the update for today:   
 
 Regent Chemistry 1:      
• Reminder:  HW #3 Worksheet and HW #3.5 Extra Credit Vocabulary are both PAST DUE.  
• Lab. #2 has been completed.  The completed lab. sheet and a separate report (following the proper report guideline) will be due this coming Monday (must be submitted together to be accepted.)
• Notes from Lab. #2:

 
 Earth Science 1:            
• Reminder:  HW #2 Worksheet and HW #2.5 Extra Credit Vocabulary are both PAST DUE. • Lab. #2 has been completed.  If you did not finish the lab. sheet in class, complete it as HW and submit it by TOMORROW.

Dr. Liu

Update for 9-21-2016

Here is the update for today:   
 
 Regent Chemistry 1:      
• HW #3 Worksheet and HW #3.5 Extra Credit Vocabulary are both PAST DUE.
• Quiz #1 has been completed in class.  If you missed the quiz today, it's your responsibility to see me about the make-up.
• Reminder:  Lab. #2 will be held tomorrow in Rm. 311.
 
 Earth Science 1:          
• HW #2 Worksheet and HW #2.5 Extra Credit Vocabulary are both PAST DUE.
• Quiz #1 has been completed in class.  If you missed the quiz today, it's your responsibility to see me about the make-up. 
• Reminder:  Lab. #2 will be held tomorrow in regular classroom (Rm. 336).

Dr. Liu

Update for 9-19,20-2016

Here is the update for today:   
 
 Regent Chemistry 1:    
• Diagnostic Exam make-up has been completed. • HW #3 (Due Tomorrow):  Worksheet - Characterization & Separation of Compounds & Mixtures.
• HW #3.5 (Extra Credit, Due Tomorrow):  Vocabulary + Definition Posting for Word Wall (Name * Period # on the back).
• Quiz #1 (Tomorrow):  Physical vs. Chemical Properties & Changes, Pure Substances vs. Mixtures, Distinguishing Compound from Mixtures. 
 
 Earth Science 1:        
• Diagnostic Exam make-up has been completed. • HW #2 (Due Tomorrow):  Worksheet - Scientific Notations & Metric Unit Conversions.
• HW #2.5 (Extra Credit, Due Tomorrow):  Vocabulary + Definition Posting for Word Wall (Name * Period # on the back).
• Quiz #1 Tomorrow:  Scientific Notations & Metric Unit Conversions. 
 

Dr. Liu

Update for 9-16-2016

Here is the update for today:   
 
Regent Chemistry 1:    
• Diagnostic Exam has been completed in class today.  If you were absent, be sure to ask me for a make-up when you come in on Monday.
• No new HW for this weekend. 
 
 Earth Science 1:      
• Diagnostic Exam has been completed in class today.  If you were absent, be sure to ask me for a make-up when you come in on Monday.
• No new HW for this weekend. 

Have a good weekend.

Dr. Liu

Update for 9-15-2016

Here is the update for today:   
 
Regent Chemistry 1:  
• HW #2 Worksheet - Chemical vs. Physical Properties and Changes is PAST DUE.    
• Lab. #1 has been completed and lab. sheet submitted as of today.  
• Diagnostic Exam will be held TOMORROW: Bring #2 pencil, calculator & Ref. Tables.
 
 Earth Science 1:      
• Lab. #1 has been completed and lab. sheet submitted as of today.
• Diagnostic Exam will be held TOMORROW: Bring #2 pencil, calculator & ESRT. 

Dr. Liu

Update for 9-14-2016

Here is the update for today:   

Regent Chemistry 1:  
• HW #2 (Due Tomorrow):  Worksheet - Chemical vs. Physical Properties and Changes.  
• Lab. #1 will be held Tomorrow in Rm. 311.
• Diagnostic Exam will be held this Friday: Bring #2 pencil, calculator & Ref. Tables.
 
Earth Science 1    
• No new HW for tonight.  
• Lab. #1 will be held Tomorrow in Rm. 336.
• Diagnostic Exam will be held this Friday: Bring #2 pencil, calculator & Ref. Tables. 

Dr. Liu

Update for 9-13-2016

Here is the update for today:
 
Regent Chemistry 1:
• No new HW for tonight.
• Lab. #1 will be held this Thursday in Rm. 311.

Earth Science 1  
• No new HW for tonight.
• Lab. #1 will be held this Thursday in Rm. 336.

  

Dr. Liu

Update for 9-09-2016

Here is the update for today:
 
For all classes:  Regent Chemistry 1 and Earth Science 1

• HW #1 is PAST DUE:  

 

1) Course syllabus signed by both you and your parent should have been submitted today.  An electronic version of the syllabus has been posted on JupiterEd for your reference.

 

2) Be sure to send me an e-mail at "drliu.iths@gmail.com" from your regularly checked account (DO NOT use JupiterEd e-mail).  In the subject, put down "Period #", "Last Name, First Name".  Copy & past your parent's e-mail address in the body of the e-mail.

 

• Lab. #1 will be held next Thursday.

 

Have a good weekend.

  

Dr. Liu