Practice Quiz

MCAS Physics Exam Practice - Question List

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101. A hockey player swings her hockey stick and strikes a puck. According to Newton’s third law of motion, which of the following is a reaction to the stick pushing on the puck?
  1. the puck pushing on the stick
  2. the stick pushing on the player
  3. the player pushing on the stick
  4. the puck pushing on the player
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102. To make ice, water must irst be cooled. The speciic heat of water is 4,186 J/kg • °C. Approximately how much heat must be removed from 0.50 kg of water to change its temperature from 24°C to 5°C?
  1. 0 J
  2. 19,900 J
  3. 39,800 J
  4. 79,500 J
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103. A cart at the top of a hill is released and rolls down the hill. Which of the following describes the energy of the cart just as it reaches the bottom of the hill?
  1. The cart has no energy.
  2. The cart has maximum kinetic energy.
  3. The cart has maximum gravitational potential energy.
  4. The cart has equal gravitational potential and kinetic energy.
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104. When one end of a short metal bar is heated, the opposite end will eventually become hot. Which of the following processes transfers the heat through the bar?
  1. condensation
  2. conduction
  3. convection
  4. radiation
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105. Which of the following will deinitely cause a change in the velocity of a parked car?
  1. The car experiences an unbalanced force.
  2. All forces acting on the car increase by 1 N.
  3. All forces acting on the car decrease by 1 N.
  4. The forces acting on the car are equal and balanced.
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