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WorksheetsElectricity Quiz
Total questions: 16
Worksheet time: 28mins
Name
Class
Date
1.
An example of a conductor is :
a)
a glass paperweight
b)
a plastic cap
c)
a metal screw
d)
a wooden handle
2.
An alternating current:
a)
Flows in 1 direction only
b)
turns on and off repeatedly
c)
flows in one direction only
d)
reverses direction repeatedly
3.
An example of an insulator is:
a)
iron
b)
silver
c)
copper wire
d)
rubber
4.
An electrical current produces a(n):
a)
magnetic field
b)
magnetic domains
c)
electrical resistance
d)
both b& c are correct
5.
The buildup of charges on an object is called:
a)
positive charge
b)
static charge
c)
negative charge
d)
static discharge
6.
What is a circuit?
a)
A pathway that electricity flows in. It has a load, wire, and a taco
b)
A pathway that protons flow in. It has a load, wire, and a power source.
c)
A pathway that electricity flows in. It has a load, wire, and a power source.
d)
A pathway that electricity flows in. It has a load and wire.
7.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
8.
Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
9.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
10.
Which of the following is shown in the picture?
a)
Electromagnet
b)
Electric generator
c)
Electric motor
d)
Transformer
11.
Why are metals useful for making electrical wire?
a)
Metals do not bend.
b)
Metals hold much heat.
c)
Metals are insulators.
d)
Metals are conductors.
12.
Which of these causes electrically charged objects to attract or repel each other?
a)
An equal number of protons.
b)
An equal number of electrons.
c)
An unequal number of electrons.
d)
An unequal number of molecules.
13.
What is the unit of electrical power?
a)
watt
b)
volt
c)
ampere
d)
ohm
14.
Which of the following materials allows charges to flow easily?
a)
wood
b)
an electrical insulator
c)
glass
d)
an electrical conductor
15.
Which of the following statements describes the interaction between magnetic poles?
a)
Like poles repel each other, and opposite poles attract each other.
b)
Like poles attract each other, and opposite poles repel each other.
c)
Opposite poles repel each other.
d)
Like poles attract each other.
16.
The number of electrons flowing is called _____.
a)
voltage.
b)
power.
c)
current.
d)
resistance.
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