Physics

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