Electric Current Review

Front

What happens when a balloon is rubbed on a sweater and held near a person's chest?

Back

The balloon becomes oppositely charged and is attracted to the person's chest.

Front

What does not affect the resistance of a wire?

Back

Color does not play a role in determining the resistance of a wire.

Front

What component is used to control the flow of electric current in a circuit?

Back

A resistor is used to limit the flow of electric current.

Front

What unit is used to measure electric current?

Back

The unit for measuring electric current is Ampere.

Front

What is the movement of electrically charged particles called?

Back

The movement of electrically charged particles is called Electric Current.

Front

What is electric current?

Back

Electric current is the flow of electric charge, typically measured in Amperes.

Front

What is resistance in an electrical context?

Back

Resistance is the opposition to the flow of electric current, measured in Ohms.

Front

What factors affect the resistance of a wire?

Back

Factors include temperature, diameter, and length of the wire.

Front

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

Back

Ohm's Law states that Voltage = Current x Resistance.

Front

What is a circuit?

Back

A circuit is a closed loop that allows electric current to flow.