Vocab

1. the process of changing energy from one form to another
4. energy obtained from flowing water
6. the energy an object has due to its motion
7. the energy stored in chemical bonds
9. the rate of doing work
11. thermal energy beneath Earth’s surface
12. a rigid bar that is free to move around a fixed point
14. the potential energy of an object that is stretched or compressed
16. energy that is stored as a result of position or shape
17. sunlight that is converted into usable energy
18. the product of distance and the force in the direction an object moves
19. a slanted surface along which a force moves an object to a different elevation
20. a simple machine that consists of two rigidly attached disks or cylinders, each one with a different radius
21. the practice of finding ways to use less energy or to use energy more efficiently
22. the ability to do work
24. a simple machine that consists of a rope that fits into a groove in a wheel
25. rich deposits of hydrocarbon mixtures that formed from the remains of organisms
26. the energy stored in atomic nuclei
27. the chemical energy stored in living things
28. a device that changes a force & helps you do work

2. energy resource - a source of energy that can be replaced in a relatively short period of time
3. energy that travels in waves
5. the energy associated with electric charges
8. energy dealing with temperature
10. potential energy that depends upon an object’s height above a reference point
13. a source of energy that exists in limited quantities and, once used, cannot be replaced except over the course of millions of years
15. the energy associated with the motion and position of everyday objects
18. a V-shaped object whose sides are two inclined planes sloped toward each other
23. an inclined plane wrapped around a cylinder