Peoples Physics Concepts

http://www.ck12.org Chapter 8. Energy Conservation a. What is the potential energy of the bob before it is released? (Hint: use ...

8.4. Work http://www.ck12.org 8.4 Work Define work and calculate the amount of work done. Students will learn that work is sim ...

http://www.ck12.org Chapter 8. Energy Conservation Solution Since the centripetal force you exert on the ball in order to make i ...

8.4. Work http://www.ck12.org Explore More You slide down a hill on top of a big ice block as shown in the diagram. Your speed ...

http://www.ck12.org Chapter 8. Energy Conservation a. What is the change in momentum during the first 5 sec? b. What is the chan ...

8.5 Energy Problem Solving 8.5 Energy Problem Solving Analyze and solve more complicated problems involving energy conservation ...

http://www.ck12.org Chapter 8. Energy Conservation MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org ...

8.5. Energy Problem Solving http://www.ck12.org An elevator in an old apartment building in Switzerland has four huge springs a ...

http://www.ck12.org Chapter 8. Energy Conservation Answers to Selected Problems 1.. 2. a. 2.3 m/s c. No, the baby will not clear ...

8.6 Energy and Momentum Problems 8.6 Energy and Momentum Problems Solve problems involving both energy and momentum conservatio ...

http://www.ck12.org Chapter 8. Energy Conservation The 20 g bullet shown above is traveling to the right with a speed of 20 m/s ...

8.7. Power and Efficiency http://www.ck12.org 8.7 Power and Efficiency Define and calculate power and efficiency. Students wil ...

http://www.ck12.org Chapter 8. Energy Conservation Question: A pile driver lifts a 500 kg mass a vertical distance of 20 m in 1. ...

8.7. Power and Efficiency http://www.ck12.org Simulation http://simulations.ck12.org/PowerEfficiency/ Explore More Before a r ...

http://www.ck12.org Chapter 8. Energy Conservation a. 6750 J b. 5.6 kW c. 22.5 kJ d. 150 MJ/gallon of gas e. 6.7 MJ/gallon Coke ...

8.8. Mechanical Advantage http://www.ck12.org 8.8 Mechanical Advantage Define mechanical advantage and calculate it for various ...

http://www.ck12.org Chapter 8. Energy Conservation MA= din dout din=MAdout din= 4. 9 ∗3 m din= 14 .7 m Now we can just use the P ...

8.8. Mechanical Advantage http://www.ck12.org a. What is the Mechanical Advantage of this crowbar, shown above with its dimensio ...

http://www.ck12.org Chapter 9. Rotational Motion CHAPTER (^9) Rotational Motion Chapter Outline 9.1 Kinematics of Rotation 9.2 M ...

9.1. Kinematics of Rotation http://www.ck12.org 9.1 Kinematics of Rotation Apply the kinematic equations for rotation. Student ...