Electricity and Magnetism

Front

A particle that carries a negative electric charge is called a(n) ______.

Back

electron

Front

Process of charging an electroscope by touching it with a charged balloon.

Back

conduction

Front

A neutral object becomes negatively charged when it loses electrons.

Back

false

Front

Conduction is the process of charging an object without touching it.

Back

false

Front

What do the lines around this magnet represent?

Back

Magnetic Field

Front

As the distance between two magnets increases (they get farther apart), the force between them:

Back

Decreases

Front

If you cut a magnet in half, what happens to the poles?

Back

Both halves get a North pole and a South Pole

Front

What is responsible for the Magnetic Field around Earth?

Back

The Earth's molten iron core

Front

How can an electromagnet's poles be reversed?

Back

Changing the direction of current flow

Front

In un-magnetized materials the domains are __________ aligned.

Back

randomly