Heat Transfer

Front

Hot water rises and cold water sinks. Is this:

Convection

,

Conduction

,

Radiation

Back

Convection

Front

When two things are the same temperature, what happens? Options:

They have the same number of molecules

,

Their molecules stop moving

,

Their molecules move at the same average speed

,

Heat transfer between the two things stops

Back

Their molecules move at the same average speed

Tags

NGSS.MS-PS3-4

Front

When you heat a pot on a stove, the handle gets warm. Which type of heat transfer is responsible?

Back

Conduction

Front

Which of the following best describe a vacuum?

Back

Empty

Front

Heat from the Sun reaches Earth through which type of heat transfer?

Back

Radiation

Front

Convection currents occur in which states of matter?

Back

In both liquids and gases

Front

CONDUCTION

Back

When heat transfers from objects that are touching.

Front

CONVECTION

Back

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

Tags

NGSS.MS-ESS2-6

NGSS.MS-PS1-4

Front

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.

Back

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

Tags

NGSS.MS-ESS2-6

Front

The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer: conduction, convection, radiation.

Back

radiation