Electricity and Magnetism

Front

What happens to like charges or poles in electricity and magnetism?

Back

Like charges or poles repel each other.

Front

What is the term for the region around an object where a force is applied in magnetism and electricity?

Back

Field

Front

What do electric currents produce?

Back

Magnetic fields.

Front

Why are electromagnets useful in industries like junk yards?

Back

They can be turned off and on.

Front

What is an example of an insulator?

Back

Plastic coating on a wire.

Front

What is electricity?

Back

Electricity is the flow of electric charge, typically through a conductor.

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, primarily metals.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Front

What is the difference between conductors and insulators?

Back

Conductors allow electric current to flow easily, while insulators resist the flow of electric current.

Front

What is a magnetic field?

Back

A magnetic field is the area around a magnet where magnetic forces can be detected.