Exploring the Earth's Magnetic Field: #4 Electricity and Magnetism
This activity shows the relationship between electricity and magnetism, how the Earth's magnetic field can effect (and sometimes interrupt) the flow of electricity from power companies to consumers.

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This activity can also be found in:
Quilt: Science Grades: 5-8: I2 K2
Quilt: California Grades: 6-8: H3 I3