Conduction, Convection and Radiation

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.

What kind of heat transfer happens when the sun is heating your body?

• Conduction

• Radiation

• Convection

• Density

What heat transfer happens when you burn your hand by touching a fire?

• Radiation

• Conduction

• Convection

• Heat Transfer

Which of the following is an example of convection?

• A hair dryer is drying up your hair.

• When the AC or heater changes the temperature.

• When a car engine turns hot after being turned on.

• When you are making soup and the water is rising and lowering.

When a pot is touching a stove that is on, what heat transfer is happening?

• I don't know??????

• Radiation

• Conduction

• Convection

The way the heat is moving from the hot coffee is called...

• convection

• radiation

• insulation

• conduction

Warm air rises and the cool air sinks demonstrates this type of heat transfer.

• conduction

• convection

• radiation

• insulation

The Gulf Stream is a current that brings warm ocean water from the south to the north. What type of heat transfer is this?

• conduction

• convection

• radiation

• insulation

Transfer of thermal energy through "space"

• conduction

• convection

• radiation

• heat transfer

What is the definition of CONVECTION

• When heat transfers through waves.

• 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.

• Heat traveling from the sun