Isaac Newton

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Across
  1. 4. Controlled scientific test
  2. 5. Newton developed a groundbreaking one
  3. 6. Rate at which something moves
  4. 8. A physics concept involving force
  5. 9. Newton studied the movements of objects in this
Down
  1. 1. Force pulling objects toward Earth
  2. 2. Celestial body studied by Newton
  3. 3. Measure of how fast something moves
  4. 5. Newton studied this dimension in motion
  5. 7. Ability to do work