07 | Magnetism Practice

Front

If you place the North pole of a magnet next to the South pole of another magnet, they will:

Back

Attract

Front

In un-magnetized materials, the domains are __________ aligned.

Back

randomly

Front

Electric motors are devices that convert _____ energy into  _____ energy.

Back

electrical; mechanical

Front

What kind of magnet can be turned on and off?

Back

electromagnet

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 molton iron core

Front

If the North Pole of a permanent magnet is placed next to a compass, which direction will the needle move?

Back

Clockwise

Front

If a glass plate is placed over a magnet and iron filings are sprinkled over the glass, a pattern will be visible. What does this pattern indicate?

Back

The magnetic field

Front

How can a wire become magnetic?

Back

run a current through it