Review Thermal Energy

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance, which determines its temperature.

Front

What is convection?

Back

Convection is the transfer of heat through fluids (liquids and gases) caused by the movement of the fluid itself.

Front

What happens to hot gases and liquids in convection?

Back

Hot gases and liquids rise, while cold gases and liquids sink.

Front

What type of heat transfer occurs in the Earth's mantle with magma?

Back

Convection occurs in the Earth's mantle with magma.

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 heat in the form of electromagnetic waves, such as sunlight.

Front

What is the formula for density?

Back

Density = mass/volume.

Front

What is a triple beam balance used for?

Back

A triple beam balance is used to measure the mass of an object.

Front

What is the water cycle an example of?

Back

The water cycle is an example of convection.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.