Electric Charge and Current

Front

What is the unit for electric current?

Back

Amp

Front

What is the movement of electrically charged particles called?

Back

Electric current

Front

What happens when you touch a metal doorknob after rubbing your shoes on the carpet?

Back

Millions of electrons go from your finger into the doorknob.

Front

As the resistance in a circuit increases, what happens to the electric current?

Back

The electric current decreases.

Front

How do you calculate voltage?

Back

Voltage = Current X Resistance

Front

What is electric charge?

Back

A property of matter that causes it to experience a force when placed in an electromagnetic field.

Front

What are the two types of electric charge?

Back

Positive and negative.

Front

What is an electric circuit?

Back

A closed loop that allows electric current to flow.

Front

What is resistance in an electrical context?

Back

The opposition to the flow of electric current.

Front

What is Ohm's Law?

Back

Voltage = Current X Resistance.