REG Energy CIA 3 Review

Front

What happens when two items repel each other?

Back

They should push apart.

Front

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

Back

Radiation

Front

If you break a bar magnet in half, what happens to each half?

Back

Each half becomes a bar magnet with two poles.

Front

What is the correct order of energy transformations when green plants produce food from the Sun’s energy?

Back

light → chemical

Front

What is the purpose of an electric motor?

Back

To convert electrical energy to mechanical energy.

Front

What is the definition of magnetic poles?

Back

Regions at the ends of a magnet where the magnetic force is strongest.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids or gases).

Front

What is radiation in terms of energy transfer?

Back

The transfer of energy through electromagnetic waves.

Front

What is the principle of energy conservation?

Back

Energy cannot be created or destroyed, only transformed from one form to another.