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6. distance travelled

  • velocity / time
  • velocity x time
  • speed x time
  • speed / time

7. weight

  • mass x gravitational field strength
  • gravitational potential energy / height
  • mass x height
  • gravitational potential energy x mass

8. work done

  • moment / force
  • force x distance
  • height x moment
  • distance / force

9. potential difference

  • resistance² x current
  • current x resistance
  • (charge flow / time) x resistance
  • current² x resistance

10. density

  • weight / volume
  • weight x volume
  • mass / volume
  • mass x volume

11. gravitational potential energy

  • (mass x height) / gravitational field strength
  • mass x gravitational field strength x height
  • weight x mass x height
  • weight x gravitational field strength x height

12. pressure

  • mass x volume x area
  • force / area
  • weight / area
  • force x area

13. power

  • energy transferred x time
  • frequency / work done
  • work done / time
  • time x work done

14. momentum

  • mass x velocity
  • weight x speed
  • mass x speed
  • weight x velocity

15. kinetic energy

  • ½ x weight x speed²
  • ½ x mass x velocity²
  • ½ x mass x speed²
  • ½ x weight x velocity²

16. power

  • time x work done
  • frequency x work done
  • energy transferred / time
  • energy transferred x time

17. power

  • potential difference x current
  • charge flow² / resistance
  • current / potential difference
  • potential difference² x current

18. power

  • current² x resistance
  • resistance / current
  • charge flow² x resistance
  • charge flow² x potential difference

19. resultant force

  • mass x acceleration
  • distance x energy transferred
  • energy transferred / distance
  • mass / velocity

20. force applied to a spring

  • spring constant x extension
  • extension / elastic potential energy
  • elastic potential energy x distance
  • extension / spring constant