WorksheetsElectrical Circuits
Total questions: 10
Worksheet time: 5mins
Which item is a source of electricity in a circuit?witch
the wire
the switch
the battery
the light bulb
Which part of a circuit uses electricity?
battery
wire
light bulb
switch
Which object could replace a switch in a circuit and still let the bulb light up?
rubber band
strip of cloth
metal paper clip
wooden toothpick
Which of these materials is a conductor?
rubber
plastic
glass
copper
Which of these materials is an insulator?
rubber
aluminum
copper
steel
What should you do if you see an electrical power line down in your neighborhood?
pick it up
find someone to help you move it
be very careful not to touch it and then go tell an adult
try to reattach the wire to the telephone pole
Which BEST describes the energy change inside a light bulb?
electricity to light and heat
heat and light to electricity
electricity to light
heat to light
Which energy change happens inside a toaster?
light to heat
sound to heat
electricity to sound
electricity to heat and light
Which device changes electricity to sound energy?
light bulb
radio
lamp
iron
Which part of a circuit stops and starts the flow of electricity?
switch
battery
wire
light bulb
