Heat Transfer

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 A/C in your house.

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

• Conduction
• Radiation
• Convection
• Density

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.

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.

Tags

NGSS.HS-ESS2-3

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

• Radiation

• Conduction

• Convection

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

• Convection

• Radiation

• Conduction

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

• Insolation

The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer.

• Conduction

• Convection

• Radiation

Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.

• Conduction

• Convection

• Radiation