Textbook References: Tsokos (6th Edition) pp ; Oxford text pp 283 - 284;
Syllabus Outcomes Covered In This Lesson:
Understandings:

The unified atomic mass unit

Applications & Skills:

Solving problems involving mass defect and binding energy

STARTER: Go to this Webpage on the Unified Atomic Mass Unit and: (i) List other names of the quantity referred to as the "Unified Atomic Mass Unit". (ii) Determine the % uncertainty in the accepted value of this constant. (4 mins) Main Activities: Task #1: Watch these two videos: (i) Atomic Mass: Introduction (13 mins) (ii) How to Calculate Atomic Mass Problems (6 mins)
Task #2: Complete this Worksheet on Average Atomic Mass (17 mins) Task #3: Swap your work and peer mark each other's responses using this ANSWER KEY (5 mins) Plenary: Complete

Task #3: Task #4: Plenary:

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Lesson 2 on IB Physics Sub-topic 7.2 Nuclear Reactions

Sub-topic 7.2 Lesson 1 - Unified Atomic Mass Unit