WorksheetsElectricity and Magnetism Review
Total questions: 20
Worksheet time: 29mins
Name
Class
Date
1.
What would increase the strength of an electromagnet?
a)
Increasing the amount of current flowing through the wire.
b)
Inserting a wooden core inside the coil
c)
Changing the direction of the current
d)
Decreasing the number of coils of wire
2.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles.
d)
the middle.
3.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
4.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
5.
The path along which electricity travels.
a)
Fuse
b)
Electric circuit
c)
Electric Discharge
d)
Insulator
6.
Static electricity is an electric charge caused by friction that can build up on a material or surface. One example of static electricity is:
a)
solar power
b)
magnetism
c)
lightning
7.
While electric current is flowing through a wire, what surrounds the wire?
a)
a magnetic field
b)
a glowing light
c)
neutrons
d)
protons
8.
How are electromagnets different from permanent magnets?
a)
magnets can be turned on/off
b)
you can turn an electromagnet on/off
c)
magnets are more powerful
d)
magnets have a North and South pole
9.
A material that SLOWS or STOPS the flow of electrons.
a)
insulators
b)
conductors
10.
The process of transferring charge by touching one object
a)
Induction
b)
Conduction
c)
Friction
d)
Conductor
11.
What is the region of force around a magnet known as?
a)
magnetic field
b)
magnetic pole
c)
magnetic domain
d)
lodestone
12.
Who invented electricity generated magnetism?
a)
Faraday
b)
Ampere
c)
Maxwell
d)
Oersted
13.
If the current is passing through wire, it starts acting like a magnet. Is this statement true?
a)
Yes
b)
No
14.
What will happen to the compass if the switch is closed?
a)
The battery will recharge.
b)
The compass needle will turn.
c)
A spark will jump from the nail.
d)
The wire will become an insulator.
15.
A student added another light to an electrical circuit and all the lights became dimmer in the circuit. What is most likely the cause of the dimmer lights?
a)
The batteries are weak.
b)
The circuit is a parallel circuit.
c)
The light bulbs are hot.
d)
The circuit is a series circuit.
16.
Two batteries in a circuit make the lights in the circuit brighter than one battery.
a)
true
b)
false
17.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
18.
What happens when two north poles of a magnet are placed together?
a)
they repel
b)
they attract
c)
they cancel each other out
d)
the strength of the magnet is doubled
19.
True or False: All metals are attracted to magnet.
a)
True
b)
False
20.
If the lights are on, the circuit is
a)
closed
b)
open
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