Across
- 6. A machine that creates electricity in homes
- 8. a unit for measuring temperature
- 10. renewable energy made from living things
- 12. lets heat pass through
- 16. air that traps heat
- 19. moving air
- 20. how fast work gets done
- 26. measure of how much light is reflected back from an object
- 27. the smallest unit of element
- 28. center of an atom
- 30. energy of moving particles
- 32. heat from inside the earth
- 33. a machine with blades that creates energy
- 35. energy that moves from a warmer object to a cooler
- 36. a device that stores and provides electricity
- 37. to take in heat energy
- 38. Energy that never runs out
- 39. energy energy of motion
- 40. flow of tiny changed particles
Down
- 1. A tool that measures heat
- 2. heat moving through liquid or air
- 3. A liquid that flows
- 4. electricity made by the power of moving water
- 5. invisible lines of energy
- 7. A force that can produce heat when surfaces rub
- 9. electricity type harnessed from the sun
- 11. energy traveling through space or materials
- 12. the way heat is transferred through contact
- 13. it tells you how fast atoms are moving
- 14. A substance burned to produce heat energy
- 15. they are used to power homes,cars,factories and power plants
- 17. gas A gas used for heating,cooking and electricity
- 18. a giant glowing ball of hot gas in space
- 21. a black rock burned for energy
- 22. a giant spark of electricity in the atmosphere
- 23. something that runs out but cant be replaced quickly
- 24. light and heat coming from the sun
- 25. transfer movement of heat from one place to another
- 29. A material that showed heat transfer
- 31. A tiny particle with a negative charge
- 34. thing that bounces heat