The Earth’s magnetic field is caused by the rotation of the liquid magma around the Earth’s iron core. Over the years, changes in this rotation have caused the Earth’s magnetic North Pole to shift position from its earliest recorded position in northern Canada to its current position today.What can you infer from this information?

The Science section of the GED lasts 90 minutes and contains 50 questions. The science section tests your ability to work with science information from life science, physical science, and earth and space science.