Study

Thermal Energy

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  • Which has the highest average kinetic energy?
    Gas (most spread out, moving faster)
  • walking on hot sand
    Conduction
  • Heat is transferred from one particle of matter to another through direct contact is called
    Convection
    Radiation
    Conduction
  • Boiling water
    convection
  • The transfer of energy when particles of a warmer substance rise and particles of a cooler substance sink is called
    Radiation
    Convection
    Conduction
  • cooking eggs in a pan
    Conduction
  • As a substance heats up, it's molecules begin to move _________________.
    faster
  • When the surroundings of a reaction to get HOTTER, that is a _____________________ reaction.
    Exothermic
  • What is an example of a conductor?
    Teacher will decide
  • An ice cube melting on pavement
    Conduction
  • Explain the heat transfer in this photo, include what type of heat transfer and what direction the heat is moving.
    Radiation, heat is moving from the fire to the marshmellow
  • Is metal a conductor or an insulator?
    conductor
  • When you put ice in a glass of water to cool it down, how is the heat transferring. Include what type and what direction (from what object to what object)?
    Conduction, from the water to the ice
  • a microwave heating your food
    radiation
  • Heat always transfers from _________ objects to _________ objects.
    warmer, colder
  • Which is not an example of an insulator?
    rug
    plastic
    metal
    cardboard
  • Feeling the heat of sun rays
    Radiation
  • transfers heat slowly
    Insulator
  • What type of heat transfer heats the earths entire ocean?
    Convection through convection currents
  • Which part of this image is going to get hot the quickest? Why?
    The metal part of the seatbelt because metal is a conductor, which means heat transfers through it quickly
  • What is an example of an insulator
    Teacher will decide.
  • a hot air balloon rising
    Convection
  • burning your tongue on hot soup
    Conduction
  • The transfer of energy by electromagnetic waves is called
    Conduction
    Radiation
    Convection
  • Temperature is the measure of average ____________ energy.
    kinetic
  • An ice cream melting in the sun
    Radiation
  • feeling the heat from a lightbulb by standing close to it
    Radiation
  • Cooking bacon on a pan
    Conduction
  • Transfers heat easily
    conductor
  • Heating a room
    Convection
  • When the surroundings of a reaction to get COOLER, that is a _____________________ reaction.
    Endothermic
  • Is wood a conductor or an insulator?
    insulator