Heat Transfer

Front

How many kinds of heat transfer are there? Options: 1, 2, 3, 4 or more

Back

3

Front

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

Back

Hotter to colder

Front

The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.

Back

Conduction

Front

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

Back

Radiation

Front

___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.

Back

Convection

Front

Which statement is true? Options: The quicker a molecule moves, the colder it is. The slower a molecule moves, the warmer it is. The quicker a molecule moves, the warmer it is. The movement of a molecule does not affect its temperature.

Back

The quicker a molecule moves, the warmer it is.

Front

Which of the following is the best example of conduction? 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

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

Back

Radiation

Front

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

Back

convection

Front

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

Back

conduction