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Unit 12 Thermal Energy

Quiz by Kate Downey

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30 questions
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  • Q1
    transfer of energy by electro-magnetic waves is called
    convection
    radiation
    conduction
    30s
  • Q2
    When heat is transferred by the movement of currents within a fluid it is called
    convection
    conduction
    radiation
    30s
  • Q3
    When heat is transferred from one particle of matter to another by direct contact it is called
    convection
    conduction
    radiation
    30s
  • Q4
    How is the teapot being heated?
    Question Image
    radiation
    conduction
    convection
    30s
  • Q5
    How is the cat being heated?
    Question Image
    conduction
    radiation
    convection
    30s
  • Q6
    How is the man being heated?
    Question Image
    conduction
    radiation
    convection
    30s
  • Q7
    Energy will always flow or move from an area of high temperature to an area of low temperature
    True
    False
    30s
  • Q8
    A radiator is emitting hot air from the top and pulling in cold air at the bottom. A women accidentally touches the radiator and burns herself. Which of the following shows conduction?
    cold air being drawn into the radiator
    radiator heating the room
    Women burning her hand
    movement of hot air rising and cold air sinking
    30s
  • Q9
    Which will heat up faster?
    Question Image
    garnite
    iron
    basalt
    copper
    30s
  • Q10
    Which will heat up slower?
    Question Image
    water
    iron
    lead
    dry air
    30s
  • Q11
    If I heat up 2 pans of water one has 100 mL in it and one has 1000mL. Which one heats up the fastest?
    1000mL
    100 mL
    They both heat up at the same speed because they have the same specific heat
    30s
  • Q12
    How much energy is needed to raise the temperature of 5.0 grams of lead from 25°C to 35°C? [specific heat (c) = 0.129 J/(g•°C)]
    6.45 J/(g•°C)
    16.1 J
    6.45 J
    16.1 J/(g•°C)
    30s
  • Q13
    The temperature of a 6.0 g sample of glass changed from 20.0°C to 45.0°C when it absorbed 550 J of heat. What is the specific heat of this glass?
    0.27 J/g °C
    130 J/g °C
    12 J/g °C
    3.7 J/g °C
    30s
  • Q14
    Which of the following best explains why the sand at the beach is hotter than the water?
    Sand has a higher specific heat than water.
    Sand has a lower specific heat than water.
    30s
  • Q15
    When a piece of aluminum foil is taken out of the oven and cools from 100° to 50°, What is the change in temperature?
    100°
    150°
    50°
    30s

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