Across
- 4. the minimum energy needed for any object to be attracted to each other
- 8. the planets, stars, and other celestial bodies held together by one gravitational force
- 9. energy in an object in motion
- 10. how force is measured
- 11. when an atom is split by impact with another particle or spontaneously
- 13. force pushing on an object
- 15. gravity countering theoretical repulsive force which causes gravity to expand quickly
- 18. theoretical lowest temperature
- 19. energy in an object from its motion/position
- 21. theory on how universe began
Down
- 1. smaller than an atom
- 2. measurement of magnitude
- 3. wave height from center of wave
- 5. measurement of medium and direction of movement of magnitude
- 6. change in momentum
- 7. measurement describing the randomness of a system
- 12. an extremely bright star because of a catastrophic explosion
- 14. when an object emits ionizing radiation
- 16. how change in velocity is measured
- 17. energy transfer measurement when an object moves
- 20. a body's tendency to resist motion