Electricity & Magnetism - Topic 4 Lessons 1 & 2 (p. 60-77)

Front

As the distance between two magnets increases, the magnetic force between them _____________.

Back

decreases

Front

What charge does an electron have?

Back

negative (-)

Front

This occurs when the electric field of one charged object repels the negatively charged particles of another object without them ever touching.

Back

induction

Front

Electric charges that are alike _______ each other.

Back

Repel (move away)

Front

The continuous flow of charge is called ____________.

Back

electric current

Front

What is the charge of a proton?

Back

positive (+)

Front

What happens to the magnetic force when two magnets are brought closer together?

Back

increases

Front

What is static electricity?

Back

A buildup of electric charge on the surface of objects.

Front

What is the unit of electric current?

Back

Ampere (A)

Front

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

Back

Ohm's Law: V = I × R