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Unit 7 Test Review

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  • What is the freezing and melting point of water?
    0°C
  • Which letter shows a liquid BOILING?
    D
  • A pot sitting on the stove and heating up is an example of (conduction/convection/radiation)
    Conduction
  • The sun warming your skin is an example of heat transfer through
    Radiation
  • Plastic is an example of a (conductor/insulator)
    Insulator
  • A (endothermic/exothermic) phase change happens when thermal energy is ADDED
    ENDOthermic
  • What is absolute zero? (think Kelvin!)
    0 K
  • A solid changing to a liquid is known as ....
    Melting
  • Warm air rises and the cool air sinks demonstrates this type of heat transfer.
    Convection
  • Which temperature scale is use in the United States? (Fahrenheit, Celsius or Kelvin)
    Fahrenheit
  • What is the boiling and condensing point of water?
    100°C
  • A (heating/cooling) system ADDS thermal energy to a house
    Heating
  • A (endothermic/exothermic) phase change happens when thermal energy is REMOVED
    EXOthermic
  • A gas changing back to a liquid is called ...
    Condensing
  • A liquid changing to a gas is called ....
    Boiling/Vaporization
  • What is the melting point of this substance?
    -60°C
  • (Conductors/Insulators) allow heat to transfer SLOWLY
    Insulators
  • Which is more dense: cold water or warm water?
    Cold Water is more dense
  • (Conductors/Insulators) allow heat to transfer QUICKLY
    Conductors
  • A heat lamp heating up a lizards tank is an example of (conduction/convection/radiation)
    Radiation
  • Which temperature scale is use in most countries and in science? (Fahrenheit, Celsius or Kelvin)
    Celsius
  • True or false: melting and freezing occur at the same temperature
    TRUE!
  • Which temperature scale is similar to Celsius but moved 273?? (Fahrenheit, Celsius or Kelvin)
    Kelvin
  • A liquid changing back to a solid is called ...
    Freezing
  • Metal is an example of a (conductor/insulator)
    Conductor
  • Which letter shows a solid MELTING?
    B
  • What type of heat transfer takes place in liquids and gasses?
    Convection
  • A (heating/cooling) system REMOVES thermal energy from a house
    Cooling
  • Heat transfer always goes from-
    HOT to COLD
  • A hot air balloon rising up as it is heated is an example of (conduction/convection/radiation)
    Convection
  • What is the boiling point of this substance?
    60°C
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