Across
- 2. unit of measure of work
- 7. quantity with only magnitude
- 9. stored energy
- 10. mass times gravity
- 11. the energy needed to move an object
- 13. change in velocity
- 16. quantity with magnitude and direction
- 17. motion of one surface over another
- 19. object moving in air affected by gravity
- 20. can't be created/destroyed, only transfered
Down
- 1. push or pull on an object
- 3. energy stored in distorted springy material
- 4. straight line from start to finish
- 5. energy associated with an object's motion
- 6. friction that holds an object in place
- 8. speed and direction an object is moving
- 12. keeps the moon in orbit around the earth
- 14. unit of measure of force
- 15. measure of how quickly work is done
- 18. an object's resistance to change in motion