| Title | Author | Created | Published | Tags | | ------------- | ---------------------------- | ----------------- | ----------------- | ---------------------- | | Test 2 Review | <ul><li>Jon Marien</li></ul> | February 11, 2025 | February 11, 2025 | [[#classes\|#classes]] | # **Creativity in Physics Test 2 Review** ## **Energy, oscillations, and momentum** 1. What is an elastic collision? 2. What would be an example of something undergoing simple harmonic motion? 3. Fill in the blank; ‘Only forces _________ to the direction of motion do work.’ 4. If a 10 kg cannonball and a 0.01 kg bullet have the same momentum, then what could you say about their respective velocities? ## **Fluids** 1. What is Pascal’s principle? 2. Who was the first scientist to examine the nature of floating objects? 3. What is Bernoulli’s principle? 4. For a fluid in motion, what are the two main types of flow? ## **Heat** 1. At what temperature are the Celsius and Fahrenheit scales the same? 2. What is absolute zero? 3. What are the three types of heat transfer? 4. What is the first law of thermodynamics? ## **Heat engines** 1. What is entropy? 2. What is the second law of thermodynamics? 3. Why are perpetual motion machines physically impossible? 4. What are the three key features of a heat engine?