Electricity

Which type of energy is current electricity?

• Potential

• Static

• Kinetic

• thermal

Answer explanation

because it is produced by the movement of the electrical charges

What is needed in order to keep a current flowing through wires?

• a constant supply of electrons

• a good insulator

• a constant supply of thermal energy

• a low wattage

Which of the following is a good conductor of electricity?

• a beach ball

• a t-shirt

• a water bottle

• a car door

Which of the following measures the rate at which an electric current flows?

• volts

• amps

• watts

• insulators

What does a watt measure?

• the amount of thermal energy something has

• the electrical pressure that moves electrons

• the amount of electricity a device uses per second

• the rate at which an electric current flows

How does an energy efficient light bulb help conserve electricity?

• it uses fewer amps

• it only uses insulators

• it uses more electrons

• it uses fewer watts

Tags

NGSS.MS-PS3-3

What might happen if the plastic or rubber covering on wires was damaged or broken?

• Electricity could leave the wires and cause a fire

• Nothing would happen

• Electricity would stop flowing through the wires