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Across 3. energy collected from the sun 6. work/time 11. force x distance 13. energy that is stored based on the objects height to the ground 14. comes from the core of the Earth 15. the ability to apply force to do work 16. a renewable resource that comes from organic materials 18. two smaller nuclei join together into a larger nucleus 19. when heat from a warmer object transferred to a cooler object 20. a nucleus is split into two smaller atoms

Down 1. turns sunlight into energy 2. chemical energy->thermal energy-> mechanical energy 4. decaying organisms in the Earth are used to make energy 5. depends on the objects weight and speed 7. converts mechanical energy into electrical energy 8. gasoline turbine usually attached to the wing on an airplane 9. uses pressurized natural gas 10. energy that is stored 12. runs on oil; often found in cars 17. the amount of energy used to move an object