Forces

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Across
  1. 4. Energy is transferred to this store when an object speeds up.
  2. 5. The amount of “stuff” in an object.
  3. 6. Magnetic force, gravitational force and electrostatic force are all examples of ______________ forces.
  4. 7. Energy is transferred to this store when an object heats up.
  5. 9. The force acting on an object due to gravity.
  6. 10. A way of reducing unwanted energy transfers by reducing friction.
  7. 11. A quantity with a size and a direction.
  8. 12. Unit work done is measured in.
  9. 13. An example of a vector.
  10. 15. If a person is stood stationary the size of downward and upward forces acting on the person must be the __________.
Down
  1. 1. An example of a contact force.
  2. 2. An example of a scalar.
  3. 3. Unit mass is measured in.
  4. 6. Unit weight is measured in.
  5. 8. An object that will return to its original shape and size after being stretched/compressed
  6. 14. What is transferred when a force moves an object through a distance.