Match associated items - A. B. C. D. E. F. Power - A. B. C. D. E. F. Physics unit of energy - A. B. C. D. E. F. Physics unit of power - A. B. C. D. E. F. Potential energy near Earth's surface - A. B. C. D. E. F. 4186 joules - A. B. C. D. E. F. Total of kinetic and potential energy A. kilocalorie or "food"calorie B. mgh C. watt D. joule E. Energy/time F. Conserved or constant quantity

The newton is a unit of Select one: a. motion. b. power. C. energy. d. force. O O O O

Energy can be transferred between objects and it can change forms.   a. Give an example of a situation where energy is transferred from one object to another. Make sure to describe which object started off with the energy and where the energy went.   b. Give an example of a situation where energy changes from one type to another. Make sure to describe the original form of the energy, and what object causes the change in the type of the energy.

Choose all that apply to potential energy.   A. Potential energy can be negative.   B. Potential energy is measured in the units of Joules.   C. Energy that something possess because of its position.   D. Potential energy is measured in the units of Nm.

Which of the following is NOT an energy unit? (choose one best) a. watt x sec b. watts c. joules d. N x m

3. A 10-Newton object moves to the left at 1 m/s. Its kinetic energy is approximately ____ Joules if you double the speed. a. 0.5 b. 1 c. 10 d. 20  4. Which best describes potential energy? a. Energy as heat b. stored energy c. energy that is used to do work d. energy of motion.

If you double the force and double the distance, work is increased by   A. Three times (work triples)   B. Four times.   C. Two times( work doubles)   D. work increased by 2.5 times

Calculate the power when a force of 60 N moves an object over 0.6 Km in 20 minutes A. 100watts B. 6,000 watts C. 0.25watts D. 30 watts

7. John has 200 Joules of potential energy when he is standing on a diving board. a. Find his mechanical energy. b. John jumps off of the diving board. What is his potential energy when he is halfway to the water? C. What is his mechanical energy when he lands in the water?