Transfer of Heat Energy and its Effects

15⁰C to _____ ⁰F

• 9⁰F

• 
  99⁰F

• 49⁰F

• 59⁰F

Temperature is ___________

• thermal energy

• a measure of how hot or cold an object is.

• is the transfer of energy from one object to another

Heat is measured in ________

Emerson places a beaker of water on a hotplate and turns the hotplate on. The temperature in the room is 25 ºC. After the water heats to 75 ºC, she adds pieces of ice to the beaker.

Which of the following describes a transfer of heat energy that occurs during this experiment?

• from the air to the water

• 
  from the water to the ice

• from the ice to the beaker

• 
  from the water to the hotplate

Which description defines heat?

• total thermal energy of an object or substance

• change in the temperature of a substance in degrees Celsius

• energy transferred between objects at different temperatures

• average kinetic energy of the particles that make up a substance

When you touch something that feels cold,

• coldness moves from your hand moves into the cold substance

• heat from your hand moves into the cold substance

• it melts

• it freezes

The pan is made of iron. The handle is NOT too hot to touch. What might the pan's handle be made of?

• copper

• iron

• aluminum

• wood

Heat loss causes matter to ________. Heat gain causes matter to ________.

• expand ; contract

• contract ; expand

• change ; stay

• stay ; change

A ___________ measures temperature.

Mariana is at the beach with her parents so she see on a clock that the temperature is 104 ºF, she asks his father what is the temperature in celsius. He father says:

• 
  279. ºC

• 
  55.5 ºC

• 104 ºC

• 
  40 ºC