Work, Energy, and Power Quiz Quiz

10 multiple choice questions

1. What is the SI unit of work?

A) Joule B) Watt C) Newton D) Pascal

2. What is the relationship between work and energy?

A) Work and energy are unrelated B) Work done equals change in energy C) Energy is measured in watts D) Work cannot be converted to energy

3. What type of energy does a moving object have?

A) Potential energy B) Kinetic energy C) Chemical energy D) Nuclear energy

4. What is the kinetic energy of a 2 kg object moving at 3 m/s?

A) 6 J B) 9 J C) 18 J D) 12 J

5. What is gravitational potential energy?

A) Energy stored in an object due to height B) Energy of motion C) Energy from chemicals D) Heat energy

6. When an object falls, what happens to its potential energy?

A) It increases B) It decreases C) It stays the same D) It converts to sound

7. What is the SI unit of power?

A) Joule B) Watt C) Newton D) Ampere

8. If you climb stairs faster, what increases?

A) Work done B) Energy used C) Both power and energy D) Neither

9. What is the kinetic energy formula?

A) KE = 1/2 mv B) KE = mv^2 C) KE = 2mv D) KE = mgh

10. A roller coaster at the top of a hill has mostly what type of energy?

A) Kinetic B) Potential C) Chemical D) Nuclear

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