Engineering

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Across
  1. 2. How fast an item speeds up due to gravitational pull
  2. 6. The length of one end of a circle/sphere to the other end
  3. 8. The length of a circle/sphere's perimeter
  4. 10. The length of one end of a circle/sphere to its center
  5. 11. How quickly something moves over time, AKA speed
Down
  1. 1. Equal to (mass) times (acceleration)
  2. 3. How much space an object takes up
  3. 4. The "force" that slows an object down, experienced in the opposite direction they are moving
  4. 5. Equal to (mass) divided by (volume)
  5. 7. The "force" that attracts celestial objects to one another
  6. 9. How much matter is in an object