Forces Crossword Puzzle

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Across
  1. 3. An object at rest stays at rest & an object in motion stays in motion unless acted upon by a(n) ___ ___.
  2. 5. A ___ is a push or pull.
  3. 7. For every action, there is an equal and opposite ___.
  4. 9. Mass is measured in ___.
  5. 12. Force can cause objects to ___.
  6. 13. Force & weight are both measured in ___.
Down
  1. 1. Your ___ stays the same on other planets because is does not change with gravity.
  2. 2. Weight is a measure of the force due to ___.
  3. 4. Force equals mass times ___.
  4. 6. Newton's 1st Law of Motion is also known as the law of ___.
  5. 8. Force can cause objects to change speed or change ___.
  6. 10. Your ___ is different on other planets because it changes with gravity.
  7. 11. Mass is the amount of ___ in a given substance.