Audio problems in the weight video are now fixed. Sorry!
Textbook reading: The first 7 paragraphs of section 5-2 on pages 112-113. Stop when you get to the paragraph that begins “According to Newton’s first law, being at rest….” After reading, you should be able to define the terms Newton’s First Law and Inertia without having to look back at the textbook.
Pre-reading question: Try to explain what happens in the seven demos in this video:
Mass and weight:
Post-reading question: Using Newton’s First Law and Inertia, explain what happens in this video: