Physics

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Across
  1. 4. a large rock, typically one that has been worn smooth by erosion.
  2. 5. corresponding in size or amount to something else.
  3. 6. a small stone made smooth and round by the action of water or sand.
  4. 7. the refusal to accept or comply with something.
  5. 9. be a sign of; indicate.
Down
  1. 1. be a symbol of.
  2. 2. opposite or contrary in position, direction, order, or effect.
  3. 3. so small or unimportant as to be not worth considering; insignificant.
  4. 8. apply or bring to bear (a force, influence, or quality).
  5. 10. push (something or someone) suddenly or violently in the specified direction.