WorksheetsUnit 5 Electrical and Sound Energy Review
Total questions: 10
Worksheet time: 31mins
Levi is wanting to light a bulb. What does he need to get the bulb to light?
A battery and a paper clip
A battery and a wire
A paper clip and a wire
A switch and a wire
If you replace the paper clip with a plastic spoon, what is the plastic spoon acting as?
A conductor
A diode
An insulator
A switch
Which of these objects is an insulator?
Copper Wire
Paper Clip
Steel Pole
Rubber Gloves
Which one is a conductor?
wood
iron
plastic spoon
paper
A form of energy produced by vibrating objects
vibration
sound energy
electrical energy
What does a battery do in a circuit?
turns the lightbulb on and off
produces energy for the lightbulb
carries electrical energy to the lightbulb
changes the electrical energy into light energy
What does a wire do in a circuit?
turns the lightbulb on and off
produces energy for the lightbulb
carries electrical energy to the lightbulb
changes the electrical energy into light energy
If you replace the paper clip with a metal pin, what is the metal pin acting as?
A conductor
A diode
An insulator
A switch
Why are wires often coated with plastic?
the plastic conducts the electric current to people
the plastic insulates the electric current from people
the plastic serves no purpose
the plastic acts as a switch to turn the electric current on or off
Which of the following situations would not produce sound?
whispering to a classmate
walking around in the portable building
an empty room without movement, air conditioning, or heaters
tapping a tree trunk
