ENERGY

2. involves catching the power of the wind and using it to do work
6. a common metallic element found in rocks all over the world
9. energy from a source that is not depleted when used, such as wind or solar power.
10. When an object changes position relative to another object.
11. colorless, odorless fossil fuel found with petroleum and natural gas
12. energy comes from sources that will run out or will not be replenished
14. the energy that comes from batteries and wall sockets
16. heat produced in the earth core by slow decay of naturally occurring radio active particles
17. A Black solid hydrocarbon (fossil fuel)
18. energy that an object has because of its motion or its position
19. potential energy that an object has because of how tight an object is compared to its normal (relaxed) position

1. the force of moving water caused by gravity
3. a colorless, odorless gas formed by tiny plants and animals
4. Any organic material that can be used for its energy content- wood, garbage, yard waste ect.
5. that is stored within the nucleus of atoms
7. using less energy to perform the same task
8. stored energy
13. a liquid hydrocarbon, fossil fuel form the remains of tiny sea plants and animals
15. Energy stored in the bonds of chemical compounds
20. radiant energy from the sun that travels to earth in electromagnetic waves or rays