WorksheetsScience Chapter 9 Electricity
Total questions: 15
Worksheet time: 10mins
Name
Class
Date
1.
A material that allows an electrical charge to move easily through such as copper and metal
a)
rubber
b)
conductor
c)
insulator
2.
What will stop the flow of electricity in a series circuit?
a)
a break in the circuit
b)
a connection in the circuit
c)
a conductor
3.
What can you say about balloons that stick together or attract one another?
a)
They both have positive charges
b)
They both have negative charge
c)
They have opposite charges
4.
A material that makes electrically charged objects safe to handle such as plastic and rubber.
a)
insulator
b)
conductor
c)
battery
5.
What will happen if a loop is broken in a parallel circuit?
a)
All electric currents will stop
b)
Electric current will still flow through the unbroken loop
c)
it will make a magnet
6.
A washing machine transforms....
a)
Vibrations into Sound Energy
b)
Electricity into Motion Energy
c)
Electrical Energy into Thermal Energy
7.
What do Brakes on a Bike use to stop?
a)
Friction
b)
Magnetism
c)
Water
8.
This item transforms Electrical Energy into Heat Energy
a)
Radio
b)
Alarm Clock
c)
Toaster
9.
Example of a resistor
a)
String on a yoyo
b)
Filament in a light bulb
c)
String on a guitar
10.
Rubber will ____________ the flow of energy.
a)
Start
b)
Stop
11.
What type of Energy flows through wires?
a)
Sound
b)
Water
c)
Electric
12.
When you break a magnet, you cannot use it any longer.
a)
Ture
b)
False
13.
Energy that helps people see in the dark.
a)
Sound Energy
b)
Thermal Energy
c)
Light Energy
14.
Energy in the form of Heat
a)
Sound
b)
Thermal
c)
Light
15.
What happens to the poles of a magnet when it is broken into 2 pieces?
a)
New poles are created on opposite ends of each piece of the magnet
b)
New poles are created on the same ends of each piece of the magnet
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