Final Quiz 024

What is the basic unit of electric current?

• Ohm

• Volt

• Ampere

• Watt

What happens to the flow of electricity when a circuit is open?

• It speeds up

• It stops

• It slows down

• It continues as normal

Which of the following is a conductor of electricity?

• Plastic

• Wood

• Copper

• Rubber

What is the purpose of an ammeter in a circuit?

• To measure voltage

• To measure current

• To measure resistance

• To measure power

In a series circuit, adding more bulbs will cause the existing bulbs to:

• Get brighter

• Stay the same

• Get dimmer

• Explode

Which material is considered an insulator?

• Aluminum

• Silver

• Glass

• Copper

Which part of the circuit can be used to control the flow of electricity?

• Battery

• Bulb

• Wire

• Switch

What type of circuit allows electricity to flow through more than one path?

• Series circuit

• Closed circuit

• Parallel circuit

• Simple circuit

What happens when a conductor is used in a circuit?

• It blocks the flow of electricity

• It allows electricity to flow

• It stores electricity

• It insulates the current

What is the role of a battery in an electric circuit?

• To provide electrical energy

• To insulate the circuit

• To measure current

• To cool down the circuit