Flashcard Unseen Forces Practice

Front

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

Back

They will repel each other.

Front

What is the term for the resistance that objects encounter when moving over a surface?

Back

Friction.

Front

What is magnetism?

Back

The force of attraction and repulsion between like and unlike poles.

Front

What is the continuous flow of electrical charges through a material called?

Back

Electric current.

Front

What is electromagnetism?

Back

When magnetism causes electricity.

Front

What happens when two unlike poles of a magnet are brought close together?

Back

They will attract each other.

Front

What is the force that pulls objects towards the Earth?

Back

Gravity.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is an example of a magnetic material?

Back

Iron.

Front

What is the unit of electric current?

Back

Ampere.