A magnetic force is a noncontact force

The less perpendicular a magnet is to a wire,

In an electric motor, a type of electrical switch that reverses the current in the coil

The more loops in the wire of an electromagnet,

The magnetic field of a wire is ___ to the current.

Electric wires are usually made of ___ because it is one of the best conductors

When a circuit is complete and electric energy flows through it, it is called a(n)

When objects with unequal charges touch, charged particles flow from the object with the ___ concentration of negative charge to the area with a ___ concentration.

The more distance between two unlike electrical charges,

A nail is touching a magnet. The nail starts picking up paper clips. When the magnet is removed from the nail, the paper clips fall. The nail is an example of a(n)

All magnetic materials are magnets

Each atom has its own magnetic field.

Earth's magnetic field...

Magnets are strongest

Opposite magnetic poles

A material in which charged particles can easily move

When a battery is hooked up in a circuit, the charges travel from the

An electric motor has all things except a

We can create a current by moving an electric wire through a magnetic field

Permanent magnets can become unmagnetized.

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