What are magnetic fields?

Compasses work because of the magnetic force that surrounds Earth.

Magnetic forces between the magnetic poles of Earth and the compass needle cause a compass needle to rotate and point ___.

Based on your observations of magnets, magnetic forces can pass through other solid objects.

Which of the following is true?

Magnets attract some metals

Magnets repel wood.

Magnets can move other objects from a distance.

Magnets can attract or repel other magnets.

What do magnetic field lines look like when two magnets attract?

A magnet alone is considered a system.

Potential energy can be stored in a system and also in a magnetic field.

When a magnet system stores more potential energy, there can be a greater change to a magnet’s kinetic energy.

A magnetic force has no affect on the potential or kinetic energy in a system.

The energy used to move a magnet against a magnetic force is stored as potential energy in the magnetic field.

Sports like snowboarding, skydiving, trampoline gymnastics, and power bocking involve changes between potential energy and kinetic energy.

___ is to change from one type to another.

The energy of motion is ____ energy

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