Magnetic Forces

Front

Are the magnetic domains of a permanent magnet arranged randomly?

Back

False

Front

A magnetic force becomes weaker as magnets ________.

Back

move apart

Front

A compass needle acts as a(n) _______.

Back

magnet

Front

When an object that is made of magnetic material but is not a magnet comes in contact with a magnet _____.

Back

its magnetic domains fall into alignment and it begins to attract other objects made of magnetic material

Front

A student holds a magnet 1 m from a paper clip and sees no evidence of a force acting between the two. When the student brings the magnet 1 cm away from the paper clip, the paper clip begins to slide toward the magnet. Which statement best explains these results?

Back

The magnetic field of the magnet was too weak to move the paper clip at a farther distance.

Front

Because of the magnetic field, magnets do not have to touch to affect each other.

Back

True

Front

A compass needle’s magnetic north pole points toward which of the following? Earth's magnetic south pole, Earth's magnetic north pole, Earth's magnetic axis, Earth's rotational axis

Back

Earth's magnetic south pole

Front

The location of the strongest magnetic field is the ____.

Back

magnetic poles

Front

If similar poles of two magnets are brought near each other, the magnets _______

Back

repel

Front

The region around a magnet where the magnetic forces act is the _________.

Back

magnetic field