Electric and Magnetic Forces

Front

The two types of charges in electric and magnetic forces are _______ and ______.

Back

positive, negative

Front

________ have a negative charge and ________ have a positive charge.

Back

Electrons, Protons

Front

_________ force occurs when ions create attractive and repulsive forces.

Back

Electric

Front

Electric current is measured in _________.

Back

Amperes

Front

When electrons all spin in the same direction, they create an invisible force known as ____________.

Back

Magnetism

Front

What is the unit of electric charge?

Back

Coulomb

Front

What is the relationship between electric current, voltage, and resistance?

Back

Ohm's Law: V = I × R

Front

What is the effect of like charges on each other?

Back

Like charges repel each other.

Front

What is the effect of opposite charges on each other?

Back

Opposite charges attract each other.

Front

What is a magnetic field?

Back

A region around a magnet where magnetic forces can be felt.