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Unit 7 Test Review

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    Thermal Energy and Heat
  •   Study   Slideshow
  • Warm air rises and the cool air sinks demonstrates this type of heat transfer.
    Convection
  •  15
  • The sun warming your skin is an example of heat transfer through
    Radiation
  •  25
  • What type of heat transfer takes place in liquids and gasses?
    Convection
  •  15
  • Which is more dense: cold water or warm water?
    Cold Water is more dense
  •  15
  • Heat transfer always goes from-
    HOT to COLD
  •  15
  • What is absolute zero? (think Kelvin!)
    0 K
  •  15
  • A solid changing to a liquid is known as ....
    Melting
  •  5
  • A liquid changing to a gas is called ....
    Boiling/Vaporization
  •  10
  • A gas changing back to a liquid is called ...
    Condensing
  •  5
  • A liquid changing back to a solid is called ...
    Freezing
  •  15
  • What is the freezing and melting point of water?
    0°C
  •  25
  • What is the boiling and condensing point of water?
    100°C
  •  15
  • Which temperature scale is use in the United States? (Fahrenheit, Celsius or Kelvin)
    Fahrenheit
  •  10
  • Which temperature scale is use in most countries and in science? (Fahrenheit, Celsius or Kelvin)
    Celsius
  •  15
  • Which temperature scale is similar to Celsius but moved 273?? (Fahrenheit, Celsius or Kelvin)
    Kelvin
  •  15
  • True or false: melting and freezing occur at the same temperature
    TRUE!
  •  15