Heat Transfer

Front

The kind of heat transfer that travels through space in electromagnetic waves is ______________________.

Back

Radiation

Front

Which of the following is the best example of conduction? Options: A light bulb warming a lampshade, An egg cooking in a frying pan, Water boiling in a pot, Gases circulating in the atmosphere

Back

An egg cooking in a frying pan

Front

The arrows in the picture below show several ways heat is transferred from the Sun as it strikes sand on the surface of a beach. Which arrow shows convection?

Back

4

Front

The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________. Options: Convection, Conduction, Radiation, insulation.

Back

Conduction

Front

Molecules in cold things move more _________ than in hot things.

Back

slowly

Front

Which direction is heat flowing in the picture? Options: from the hand to the ice, from the ice to the hand, heat is not being transferred, there is no way to tell

Back

from the hand to the ice

Front

Which statement is NOT true about conduction?

• It involves a transfer of energy in the form of heat.
• It can transfer energy through empty space.
• It requires direct contact between the objects.
• It results in a change of temperature in both objects.

Back

It can transfer energy through empty space.

Front

Direction of heat transfer between four stacked steel blocks heated to different temperatures.

Back

From Sample 3 to Sample 2

Front

If two objects have reached the same temperature they have reached:

Back

thermal equilibrium.

Front

Why does a spoon get hot when stirring hot coffee? Options: conduction, convection, radiation

Back

conduction