P2.3 Keywords

P222
  1. Force (4) - P2:4
    • something changes shape, direction or speed.
  2. Acceleration (3) - P2:3
    • The increase of speed of an object over time.
  3. Momentum (3) - P2:3
    • the quantity of motion of a moving body, measured as a product of its mass and velocity.
  4. Collision (2) - P2:2
  5. mass (2) - P2:2
    • how many particles there are (measured in KG)
  6. Mass (2) - P2:2
    • how many particles there are (measured in KG)
  7. Velocity (1) - P2:1
  8. Safety (1) - P2:1
  9. Time (1) - P2:1
  10. Resultant force (1) - P2:1
    • A number of forces acting on an object may be replaced by a single force that has the same effect as all the original forces acting together.
  11. Conservation (1) - P2:1
    • There is no change
  12. Work done (1) - P2:1
    • Work is done when a force is applied to an object and the object is moved through a distance.
  13. Braking distance (1) - P2:1
    • distance travelled by a moving object whilst the brakes are applied before stopping
  14. Thinking distance (1) - P2:1
    • distance travelled by a moving object whilst the driver processes they need to stop
  15. Proportional (1) - P2:1
    • having a constant ratio to another quantity.
  16. Stationary (1) - P2:1
    • object that is not moving
  17. Factors (1) - P2:1
    • something that could affect something else
  18. Equilibrium (1) - P2:1
    • state in which opposing forces or influences are balanced
  19. Kinetic energy (1) - P2:1
    • the energy stored within moving objects
  20. Inertia (1) - P2:1
    • the resistance of any physical object to any change in its position and state of motion
  21. Stopping distance (1) - P2:1
    • total distance travelled before a moving object comes to a stop
  22. Deceleration (1) - P2:1
    • when an object slows down