8.3 Forces at a Distance

Front

What is potential energy in the context of magnets?

Back

Potential energy is the energy stored within the magnetic field that can be converted into kinetic energy when magnets move.

Front

What type of energy is associated with moving magnets?

Back

Kinetic energy.

Front

What is one use of magnets in everyday life?

Back

Magnets can be used to lift heavy objects.

Front

How do magnets help in navigation?

Back

Magnets are used in compasses to show direction.

Front

What is an example of a magnetic object?

Back

An iron screw.

Front

What happens when two opposite poles of magnets are brought together?

Back

They attract each other.

Front

What happens when two like poles of magnets are brought together?

Back

They repel each other.

Front

What is the role of magnetic fields?

Back

Magnetic fields exert forces on magnetic materials and moving electric charges.

Front

What is the difference between magnetic and non-magnetic materials?

Back

Magnetic materials can be attracted by magnets, while non-magnetic materials cannot.

Front

What is a common application of magnets in technology?

Back

Magnets are used in electric motors to convert electrical energy into mechanical energy.