Electric and Magnetic Fields

Front

What is the area around an object that can attract or repel other objects?

Back

Magnetic Field

Front

What happens to the force on a paper clip when the distance from a permanent magnet is decreased?

Back

The force increases.

Front

Electric fields are created by which type of electric charges?

Back

Static electric charges.

Front

What type of charge is usually transferred between objects to create electric fields?

Back

Electrons.

Front

How can you increase the strength of an electromagnet?

Back

By using more coils.

Front

What is a magnetic field?

Back

A region around a magnet where magnetic forces can be felt.

Front

What is an electromagnet?

Back

A type of magnet in which the magnetic field is produced by an electric current.

Front

What is the relationship between electric current and magnetic fields?

Back

Electric current creates a magnetic field.

Front

What is the effect of increasing the size of a magnet on its magnetic field strength?

Back

It generally increases the strength of the magnetic field.

Front

What is the role of electrons in electric fields?

Back

Electrons are the charge carriers that create electric fields.