Balanced and Unbalanced forces

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Across
  1. 2. force Two forces equal in size acting in opposite directions
  2. 3. The rate of position
  3. 4. The straight an object can travel
  4. 5. force Two forces unequal in size acting in opposite directions
  5. 8. The force acting on a moving object keeping it from going really fast.
  6. 9. reaction force The force acting on us from the ground keeping us from falling through the ground
Down
  1. 1. An object slowing down
  2. 6. An object speeding up in a certain direction
  3. 7. speed An object going at a steady rate of speed
  4. 8. A push or pull