Electric and Magnetic Forces

Front

What is the invisible force field surrounding each magnet called?

Back

A magnetic field.

Front

What happens when two magnets are pushed away from one another?

Back

They repel.

Front

What can make two magnets pull on each other with LESS force?

Back

Moving magnets farther apart.

Front

What happens when a negative charge and a positive charge interact?

Back

They attract.

Front

What is static electricity?

Back

The buildup of charges between two objects.

Front

Why is a balloon attracted to hair after being rubbed together?

Back

The balloon and the hair both have opposite charges.

Front

What are the two types of electric charges?

Back

Positive and negative charges.

Front

What is the effect of distance on the force between two magnets?

Back

The force decreases as the distance increases.

Front

What do we call materials that can be magnetized?

Back

Magnetic materials.

Front

What is the term for the force that pulls objects toward each other?

Back

Gravitational force.