Science terms

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Across
  1. 4. that are opposite in direction and equal in size
  2. 5. the rate of change of velocity per unit of time.
  3. 7. the sum of all the forces acting on an object
Down
  1. 1. The force applied in one direction is greater than the force applied in the opposite direction
  2. 2. A large body of matter with no definite shape
  3. 3. The distance covered by an object in a unit of time
  4. 6. The rate of change of position of an object in any direction