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IB Topic 11: Measurements and their Uncertainity

IB Topic 1: Quantitative Chemistry

IB Topic 2/12: Atomic Structure and Electrons

IB Topic 3/13: Periodicity

IB Topic 4/14: Chemical Bonding

IB Topic 5/15: Energetics and Final Exam Review

JOIN Edpuzzle Code

If you are new to edpuzzle, please go to and join your class period code. You must enter your LAST, FIRST name when setting up your edpuzzle account. You must watch videos on a computer (using Chrome is best) - DO NOT watch videos from the Edpuzzle APP.
IB HL 1 Period 2: gujakar
IB HL 1 Period 8:  fufkakd


IB HL 1 Calendar

Internal Assessment (IA) Information

REMEMBER: The work submitted for internal assessment must be your own work. According to IB, "Each investigation is an individual piece of work based on different data collected or measurements generated." 
  • The internal assessment task will be one scientific investigation conducted Year 2, however the research question will be designed during Year 1 and will be graded as a lab grade. The Final IA, submitted Year 2, is worth 20% of the final IB grade.
  • The five assessment criteria are personal engagement, exploration, analysis, evaluation and communication.


Wizard: Get research ideas!

American Chemical Society: Articles and Video’s

Project ideas

Midterm and Final Exams Review Resources

GROUP IV Sign Up Link

Contact Information
By Mail:  1 Scholar Lane Commack, NY 11725
By Phone:  (631) 912-2100
By Email:
Directions to Commack Schools
The Commack School District Mission Statement
Within the context of a caring community of learners, our primary mission is to provide an exemplary
learning experience that will allow each child to acquire the necessary knowledge, skills, attitudes, and
values to become a successful, contributing member within our school community and greater society.
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