Practice Quiz

ASVAB Science and Tech Practice Questions - Question List

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71. Which of the following would best increase the year-round energy efficiency of a building that is subjected to hot summers and cold winters?
  1. black exterior paint
  2. fiberglass insulation
  3. large glass windows
  4. white exterior paint
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72. Air in a hydraulic brake line causes the brakes to malfunction. Which property of air is most responsible for the malfunction?
  1. Air is less visible than brake fluid.
  2. Air changes volume under pressure.
  3. Air causes corrosion in the brake line.
  4. Air changes temperature under pressure.
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73. Which of the following is a function of a home TV antenna?
  1. transmitter
  2. storage
  3. source
  4. receiver
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74. In one type of home air conditioner thermostat, the case of the temperature sensor is made of metal. Which of the following is the best reason for using metal?
  1. Metal convects heat easily.
  2. Metal conducts heat quickly.
  3. Metal consumes heat slowly.
  4. Metal radiates heat efficiently.
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75. Which of the following is used to read a compact disc in a compact disc player?
  1. polarization
  2. microwaves
  3. a magnet
  4. a laser
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