Across
- 3. heat transfer through direct contact
- 5. principle that energy cannot be created or destroyed
- 6. water vapor used to drive turbines
- 9. machine that spins to generate electricity
- 10. unit used to measure power
- 12. energy transferred due to temperature difference
- 13. gases released into the atmosphere
- 14. absorbs heat from surroundings
- 16. temperature scale based on water’s freezing and boiling points
- 18. transfer of energy through electromagnetic waves
- 19. energy from heat within the Earth
- 21. amount of energy needed to raise one gram of a substance by one degree
- 22. unit used to measure electrical resistance
- 23. absolute temperature scale starting at zero
Down
- 1. releases heat to surroundings
- 2. opposition to the flow of electric current
- 4. average kinetic energy of particles
- 7. ENERGY total kinetic energy of particles in a substance
- 8. rate at which energy is used or transferred
- 9. device used to measure temperature
- 11. temperature scale commonly used in the United States
- 15. heat transfer by moving fluids
- 17. flow of electric charge
- 20. unit used to measure electric current