GCSE Physics T5b Forces Revision HT

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Across
  1. 3. Equation: acceleration = change in velocity divided by ____.
  2. 4. To determine the gradient of a curved line you must draw a t______ to the line.
  3. 7. The unit for mass.
  4. 9. Something that can affect you thinking distance.
  5. 11. Total momentum is the same before and after a collision. We say momentum is _______.
  6. 12. ______ distance = braking distance + thinking distance.
  7. 13. Something that can affect your braking distance.
  8. 14. Look at the ____ under the graph to work out the distance travelled on a speed-time graph.
  9. 16. What the gradient of a distance-time graph tells you.
  10. 17. How you find the acceleration on a velocity-time graph.
  11. 18. R___ force = mass x acceleration, Newton's 2nd law.
  12. 19. Also called air resistance. A force.
Down
  1. 1. Apparatus that measures velocity (used in the acceleration practical).
  2. 2. The word for when your velocity is changing.
  3. 5. Newton's first law says if the forces are _______ the object's velocity will not change.
  4. 6. (Two words together.) Opening a parachute increases the _____-___ to cause drag to increase.
  5. 8. A quantity that has only magnitude, no direction e.g. speed, distance, time.
  6. 10. mass x velocity.
  7. 15. A quantity that has magnitude and direction e.g. acceleration, velocity, displacement.