Earth's Magnetic Field: Compass Poles

In this Earth's magnetic pole worksheet, students use a diagram showing the changes in the magnetic pole of the Earth over time. Students use the given scale of the changes to answer 6 questions about the average speed of the magnetic...

All phenomena concerning magnets, their field lines and impact on objects are covered. The trivia surrounding field lines and the earth, electric charges, repulsion and attraction is plentiful. The slide show continues after twenty...

Attract your class to magnetism with this straightforward presentation. Using bullet points and simple phrases, viewers are taught the basics of magnetism. There are no pictures or diagrams to help explain, so you might want to add a few...

Do you believe in Santa Clause? Or a more practical question might be to ask if you believe in the location of the North Pole. Because of the convection currents in Earth's out core, the magnetic north pole drifts about 55 km per year....

Have your class create their own compass. Using a needle, a container of water and a magnet, have learners explore magnetism. They will love making this useful tool and it will reinforce the fact that Earth has a magnetic field.

The magnets on a refrigerator are stronger than Earth's magnetic force. Watch a video that describes the fundamental force of magnetism. It relates magnetism to electricity and connects this to almost every type of electricity...

Thousands of years ago, Earth's magnetic poles flipped. What will happen the next time they reverse? [3:02]

Students simulate magnetic pole reversal to study the movement of Earth's magnetic poles.

[Free Registration/Login may be required to access all resource tools.] Examines Earth's magnetic field.

Six simple images pull your class into magnets. Most of the pictures show magnetic fields as revealed by iron filings. Concepts are explained in print along the bottom of each slide and include magnetic force, force fields, poles,...