Across
- 2. the ability to change or cause change
- 3. _______ zero is the lowest possible temperature.
- 5. free _____ is accelerated motion that happens when an object falls with only the force of gravity acting on it.
- 8. a reaction that uses more energy than it releases (gets colder).
- 10. a force that resists motion.
- 12. a reaction that releases more energy than it uses (gets warmer).
- 16. the amount of space between two points.
- 17. a push or pull
- 18. (g) a unit of mass smaller than a kilogram.
Down
- 1. a material that slows heat transfer.
- 4. the ability to be stretched or compressed and then return to original size.
- 6. the rate at which velocity changes or the change in speed over time.
- 7. the transfer of heat by the motion of matter, such as by moving water or air.
- 9. the ratio of output work divided by input work times 100.
- 10. a temperature scale in which water freezes at 32 degrees and boils at 212.
- 11. forces, energy, or power supplied.
- 13. (hp) a unit of power equal to 745 Watts.
- 14. heat _______ is the transfer of heat by direct contact of particles of matter.
- 15. thermal energy that is moving or capable of moving
