# General Science Review 3.1: Question Preview (ID: 11957)

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__________ is the transfer of energy |
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a) work | b) power | c) kinetic energy | d) potential energy | |

_________ is the rate of energy transferred |
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a) work | b) power | c) kinetic enery | d) potential energy | |

What 2 things are measured in Joules? |
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a) work and power | b) work and energy | c) energy and power | d) none of the choices | |

One biker (A) going 5 m/s and another biker (B) going 4 m/s reach the top of a hill. Which of the following statements is true? |
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a) biker A does more work than biker B | b) biker B does more work than biker A | c) both bikers do the same amount of work | d) both bikers have the same amount of power | |

Kinetic energy increases when_______ and ________ increase |
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a) mass; volume | b) mass; velocity | c) weight; volume | d) weight; velocity | |

What is the equation for calculating kinetic energy |
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a) 1/2 x mass x volume^2 | b) 1/2 x mass x velocity^2 | c) 1/2 x velocity x mass^2 | d) 1/2 x volume x mass^2 | |

Gravitational potential energy depends on _________ while elastic potential energy depends on _________ |
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a) height; stretching | b) height; compressing | c) weight; compressing | d) all of the choices | |

What is the gravitational potential energy of someone who weighs 80 N and is 5 m above ground |
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a) 400 Joules | b) 40 Joules | c) 16 Joules | d) 160 Joules | |

__________ increases elastic potential energy while __________ decreases it |
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a) stretching; compressing | b) compressing; stretching | c) weighing more; weighing less | d) weighing less; weighing more | |

What is the kinetic energy of an object with a mass of 6 kg and a velocity of 3 m/s? |
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a) 18 Joules | b) 9 Joules | c) 27 Joules | d) 54 Joules | |

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