# 3-1 Work, Energy And Power: Question Preview (ID: 8121)

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What is the use of force to move an object some distance? |
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a) work | b) Force | c) Distance | d) movement | |

How is work calculated? (What is the formula?) |
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a) Work = Force x Distance | b) Work = Force x Motion | c) Work = Meters x Distance | d) Work = Power x Distance | |

Force is measured in what unit? |
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a) Newtons | b) Joules | c) Meters | d) Watts | |

Work is measured in what unit? |
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a) Joules | b) Meters | c) Watts | d) Seconds | |

What is the ability to do work? |
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a) energy | b) power | c) force | d) time | |

What is the rate at which work is done? |
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a) power | b) energy | c) force | d) joules | |

What is the formula used to find power? |
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a) Power = Energy /Time | b) Power = Energy/Force | c) Power = Time/Distance | d) Power = Force x Distance | |

Power is measured in what unit? |
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a) Watt | b) Joules | c) Meters | d) Newtons | |

What takes place when energy changes from one form to another? |
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a) energy transformation | b) work | c) force | d) energy loss | |

Energy cannot be created or destroyed; it can only change forms. What is this called? |
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a) Law of Conservation of Energy | b) Law of Gravity | c) Law of Energy | d) Law of Isaac Newton | |

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