Front

What happens to the force of attraction between two objects when the distance between them is increased?

Back

The force of attraction decreases.

Front

What is the term for a magnet that produces a magnetic field through an electric current?

Back

Electromagnet.

Front

What is a common source of magnetic fields in household devices?

Back

Electric circuits.

Front

When two magnets are placed side by side, what can happen?

Back

They can either attract or repel each other.

Front

What is the effect of distance on the magnetic force between two magnets?

Back

The magnetic force decreases as the distance increases.

Front

What is the term for the area around a magnet where magnetic forces can be detected?

Back

Magnetic field.

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet maintains its magnetic properties, while an electromagnet's magnetism can be turned on and off with electric current.

Front

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

Back

They repel each other.

Front

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

Back

They attract each other.

Front

What is the unit of measurement for magnetic field strength?

Back

Tesla (T).