Motion/Force Crossword

123456789101112
Across
  1. 4. an object at rest will stay at rest and an object in motion will stay in motion with the same speed and direction unless acted upon by unbalanced external force.
  2. 6. F = ma, or net force is equal to mass times acceleration.
  3. 7. for every action (force) in nature there is an equal and opposite reaction.
  4. 8. steady speed achieved by an object freely falling through a gas or liquid.
  5. 9. the force on an object on a circular path that keeps the object moving on the path.
  6. 12. a property of matter by which it remains at rest or in unchanging motion unless acted on by some external force.
Down
  1. 1. the total momentum of two or more bodies acting upon each other remains constant unless an external force is applied.
  2. 2. the force that acts in the opposite direction to an object moving through the air. It is also known as "drag."
  3. 3. The force that resists the sliding or rolling of one solid object over another.
  4. 5. the motion of an object where gravity is the only force acting upon it.
  5. 10. The universal force of attraction acting between all matter.
  6. 11. An external effort in the form of a push or pull which tries to move an object.