Forces Words

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Across
  1. 3. The force of attraction between all matter.
  2. 8. The force that a surface) pushes back up with. It is always perpendicular to the surface the object is on.
  3. 9. Newton described this as the amount of matter. It is the inertia of an object.
  4. 10. Rate of change of velocity.
  5. 12. A form of motion experienced by an object that is thrown and moves along a curved path under the action of gravity only
  6. 13. How far you go. Sometimes the height or length.
  7. 14. This opposes (goes against) motion.
  8. 17. The curve followed by a projectile.
  9. 18. This equals the change in momentum. It is calculated by Force x time.
  10. 20. How hard it is to stop something.
  11. 21. Reluctance to change.
Down
  1. 1. Distance in a particular direction.
  2. 2. One of these will give a mass of 1kg an acceleration of 1 ms-2
  3. 4. The overall force when more than one force is combined.
  4. 5. The horizontal and vertical parts we get when we resolve a vector.
  5. 6. Speed in a given direction.
  6. 7. The constant velocity when the forces acting on a moving object balance.
  7. 11. When the net force in any particular direction equals zero.
  8. 15. Split a vector into vertical and horizontal parts.
  9. 16. The gravitational force on a body it can vary throughout the Universe
  10. 19. Equal and opposite to an action on a different object.