Electricity Review-Fall 2023

Front

What is the unit of electric current?

Back

Ampere (A)

Front

What is the formula for Ohm's Law?

Back

V = IR (Voltage = Current x Resistance)

Front

What is resistance in a circuit?

Back

Resistance is the opposition to the flow of current in a circuit.

Front

What is the unit of potential difference?

Back

Volts (V)

Front

What happens to current if voltage increases while resistance remains constant?

Back

The current will increase.

Front

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

Back

Ohm's Law describes the relationship: V = IR.

Front

What is static electricity?

Back

Static electricity is the buildup of electric charge on the surface of objects.

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 the unit of electric charge?

Back

Coulomb (C)