GCSE Physics T5b Forces Revision HT
Across
- 3. Equation: acceleration = change in velocity divided by ____.
- 4. To determine the gradient of a curved line you must draw a t______ to the line.
- 7. The unit for mass.
- 9. Something that can affect you thinking distance.
- 11. Total momentum is the same before and after a collision. We say momentum is _______.
- 12. ______ distance = braking distance + thinking distance.
- 13. Something that can affect your braking distance.
- 14. Look at the ____ under the graph to work out the distance travelled on a speed-time graph.
- 16. What the gradient of a distance-time graph tells you.
- 17. How you find the acceleration on a velocity-time graph.
- 18. R___ force = mass x acceleration, Newton's 2nd law.
- 19. Also called air resistance. A force.
Down
- 1. Apparatus that measures velocity (used in the acceleration practical).
- 2. The word for when your velocity is changing.
- 5. Newton's first law says if the forces are _______ the object's velocity will not change.
- 6. (Two words together.) Opening a parachute increases the _____-___ to cause drag to increase.
- 8. A quantity that has only magnitude, no direction e.g. speed, distance, time.
- 10. mass x velocity.
- 15. A quantity that has magnitude and direction e.g. acceleration, velocity, displacement.