Energy transfer

Front

What is energy transfer?

Back

Energy transfer is the process of energy moving from one object or system to another.

Front

In which direction does heat energy move?

Back

Heat energy moves from a hotter object to a colder object.

Front

What happens when you add ice to a warm drink?

Back

Energy moves from the warm drink to the ice, causing the drink to cool down.

Front

What is the primary source of energy on Earth?

Back

The sun is the primary source of energy on Earth.

Front

What type of energy transfer occurs when using a lamp to warm a pet?

Back

Radiation is the type of energy transfer that occurs when using a lamp.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases), where hot fluid rises and cold fluid sinks.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is radiation?

Back

Radiation is the transfer of energy through electromagnetic waves, such as light or heat.

Front

What is an example of conduction?

Back

An example of conduction is a metal spoon getting hot when placed in a hot soup.

Front

What is an example of convection?

Back

An example of convection is warm air rising and cool air sinking in a room.