Free ASVAB Section 7: General Science Exam Braindumps (page: 39)

Page 38 of 97

Joe loves to go on wild nature adventures. He always brings his four-wheel drive truck.
In difficult terrain such as deep snow or loose sand, why would Joe’s truck do better than a 2-wheel drive SUV?

  1. It is capable of running faster on straight, dry pavements.
  2. It can carry much heavier loads.
  3. More driven wheels increase the likelihood of gaining traction.
  4. The drive shaft extends from the transmission to the front axle.

Answer(s): C



The two types of brakes are ____________.

  1. major and minor
  2. front and rear
  3. drum and disc
  4. first and second

Answer(s): C



The ____________ is the emission-control system that forces unburned or partially-burned fuel back into the cylinder in order to be burned.

  1. electronic fuel injector
  2. alternator
  3. positive-crankcase ventilation
  4. fuel pump

Answer(s): C



The primary purpose of emission-control systems is to ___________.

  1. reduce emissions
  2. reduce fuel consumption
  3. reuse exhaust
  4. inject fuel

Answer(s): A






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