Electric and Magnetic Fields

Front

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

Back

Magnetic Field

Front

Magnetic fields are created by _______ electric charges.

Back

moving

Front

How can you INCREASE the strength of an electromagnet?

Back

Use more coils

Front

Which of these metals is NOT attracted to a magnet?

Back

Aluminum

Front

Fields allow objects to exert _____ on each other without touching.

Back

forces

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 difference between static and moving electric charges?

Back

Static charges are at rest, while moving charges are in motion and create magnetic fields.

Front

What is the role of coils in an electromagnet?

Back

Coils increase the magnetic field strength when electric current passes through them.

Front

What materials are typically attracted to magnets?

Back

Iron, Nickel, and Cobalt.

Front

What happens to the magnetic field when the electric current is turned off in an electromagnet?

Back

The magnetic field disappears.