Monthly Archives: October 2012

Mechanical Energy Graphs

Pre-reading question: Question 20 on page 246. Videos: Mechanical energy graphs example 1: Mechanical energy graphs example 2: Mechanical energy graphs example 3: Post-reading question: Question 22 on page 246. Want to play with the energy skate park demo I use in … Continue reading

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3.6 Energy Conservation Level II

Pre-reading question: Conceptual question 6 on page 244. Video: Textbook reading: The conceptual checkpoint 8-1 on page 231 is pretty much pure gold in terms of information.  If you can understand why both girls have the same speed at the … Continue reading

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3.5 Mechanical Energy Conservation I

Pre-reading question: (MULTIPLE CHOICE) A bowling ball attached to a wire is released one inch away from someone’s face.  It swings across the room, and then back toward the person it will… a. Gain speed on the way back and hit … Continue reading

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Energy Quiz 1 Review

Review Book reading: Princeton, 57-65, skip “work done by a variable force.” Quiz Review Video:

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3.4 Potential Energy

Pre-reading question: Watch the video below, and answer this question: How does the “Magic Rollback Can” work? Video: Potential Energy: Spring Potential energy: Gravitational Potential Energy: Textbook reading: This may seem like a strange reading assignment, but the three items in the margin … Continue reading

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3.3 Power

Pre-reading question: How would you define power? Video: Power Units Review Textbook Reading: Section 7-4 (pages 206-208) is a pretty clear and concise (short) section on power.  It’s definitely worth reading through carefully .  You should definitely know the definition of Power, … Continue reading

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Kinetic Energy

Tonight’s post has a total of 20 minutes of video.  To make up for the longer videos, there is no pre or post reading question. Video: Net Work Kinetic Energy Work-Kinetic Energy Theorem Textbook reading: Take a look at the Problem-Solving … Continue reading

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3.1 Work

Consider: It’s been a while since I took up your notes. Tomorrow seems like a good random day to collect them…. Pre-reading question: How would you define the word work? Textbook reading: From Walker section 7.1 (pages 191-197), you need to know the … Continue reading

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Unit 2 Test Tomorrow

Test tomorrow! Study! For more study: Read Princeton Review chapter 3 (pages 37-56 — yes, all of it). Practice test with explanations: Princeton’s practice test on pages 52-55 Multiple choice: All of them (1-10) Free Response: All of them (1-4) You can check the answers … Continue reading

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Unit 2 Test Review

Announcements: Lab deadline extended to Monday! Pre-reading: Set a ten-minute timer and try the practice test I gave you to take home. Click here if you need a copy. Answers and Explanations (Video): For more study: Read Princeton Review chapter 3 (pages 37-56 … Continue reading

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