Across
- 1. direct contact
- 2. increasing
- 8. chemical reaction in which energy is primarily given off
- 10. energy of motion
- 12. transfer of heat as a result of moving currents
- 14. anything that has mass and takes up space
- 15. total energy of motion and position
- 16. molecules in a sample of matter
- 18. energy from the sun
Down
- 1. fossil fuel
- 2. describes a reaction that absorbs energy
- 3. energy stored due to an objects position
- 4. energy electrically charged particles moving
- 5. ability to cause change
- 6. shrink or become smaller
- 7. chemical reaction that absorbs energy from surrondings
- 9. nonrenewable energy source
- 11. occurring raw material
- 13. energy stored in chemical bonds
- 17. movement of thermal energy from a substance