Physics Crossword

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Across
  1. 2. gravity countering theoretical repulsive force which causes gravity to expand quickly (2 words)
  2. 6. A body's tendency to resist
  3. 8. Energy that comes from electrical charge (2 words)
  4. 9. Measurement of medium and direction of movement of magnitude
  5. 11. measurement describing the randomness of a system
  6. 13. attraction force between objects, bodies, and masses in the universes
  7. 16. helium nucleas radioactive substances emit (2 words)
  8. 18. When an atom is split by impact with another particle or spontaneously (2 words)
  9. 19. measurement of magnitude
  10. 20. Energy that generates heat (2 words)
Down
  1. 1. energy in an object due to its motion or position (2 words)
  2. 3. Measurement describing the randomness of a system
  3. 4. Motion resistance from objects rubbing against each other
  4. 5. How change in velocity is measured
  5. 7. Energy stored in an object (2 words)
  6. 10. Unit used to measure electrical energy
  7. 12. Energy in an object in motion (2 words)
  8. 14. The minimum energy needed for any object to be attracted to each other
  9. 15. The change in an object's position
  10. 17. When an object emits ionizing radiation