HEAT AND TEMPERATURE

______________ is the measurement of degree of hotness or coldness of a body.

• Heat

• Temperatue

• Latent Heat

• Specific heat

The amount of heat required to raise the temperature of one kilogram of a substance by one degree Celsius is ________

• Heat Energy

• Specific Heat Energy

• Convection

• Thermal energy

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.

• A hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.

• When heat transfers from objects that are touching.

• When heat transfers through the heater or AC in your house.

  SHOW ANSWER

What is the definition of CONVECTION ?

• When heat transfers through the heater or AC in your house.

• When heat transfers from objects that are touching.

• A hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.

What is the definition of RADIATION ?

• When heat is transferred from objects like rays of light or electromagnetically.

• Hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.

• When heat transfers from objects that are touching.

• When heat transfers through the heater or AC in your house.

How many kinds of heat transfer are there?

• 1

• 2

• 3

• 4 or more

This is an example of

• Conduction

• Convection

• Radiation

This is an example of

• Conduction

• Convection

• Radiation

This is an example of

• Conduction

• Convection

• Radiation

Hot objects begin to cool as

• cooler air is transferred to the hot object.

• thermal energy in the object is transferred to the surrounding air.

• atoms in the object react with the oxygen in the air.

• thermal energy in the object cancels out energy in the air