Science motion unit vocabulary

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Across
  1. 2. to watch and study
  2. 5. to change an objects speed
  3. 7. the natural force that pulls objects to the Earth
  4. 8. a push or pull that acts on an object
Down
  1. 1. a change in position
  2. 3. Method the way to ask and answer scientific questions
  3. 4. anything you can change in an experiment
  4. 6. the amount of something