Magnetic Fields Chapter 1

Front

What happens when two magnets with the same poles are brought close together?

Back

They will repel each other.

Front

What do magnetic field lines indicate about the interaction between two magnets?

Back

They show whether the magnets will attract or repel each other.

Front

What happens when two north poles of a magnet are placed together?

Back

They repel each other.

Front

What happens when a north pole and a south pole of a magnet are brought together?

Back

They attract each other.

Front

What is the relationship between opposite charges and like charges?

Back

Opposite charges attract and like charges repel.

Front

What is a magnetic field?

Back

A magnetic field is the region around a magnet where magnetic forces can be detected.

Front

How can you visualize magnetic field lines?

Back

Magnetic field lines can be visualized using iron filings or by using a magnetic compass.

Front

What is the rule for determining the direction of magnetic field lines?

Back

Magnetic field lines exit from the north pole and enter the south pole of a magnet.

Front

What is the significance of the density of magnetic field lines?

Back

The density of magnetic field lines indicates the strength of the magnetic field; closer lines mean a stronger field.

Front

What is the effect of distance on the strength of a magnetic field?

Back

The strength of a magnetic field decreases with increasing distance from the magnet.