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WorksheetsElectricity and Magnetism Review
Total questions: 20
Worksheet time: 17mins
Name
Class
Date
1.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
2.
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
3.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles.
d)
the middle.
4.
If you wrap more coils around an electromagnet, it will become...
a)
brighter
b)
stronger
c)
weaker
d)
invisible
5.
A circuit made of wires, a lamp, a switch, and a cell is shown at the right. What change is needed for the lamp to glow?
a)
The switch needs to be opened.
b)
The switch needs to be closed.
c)
The cell needs an insulator.
d)
The wire needs to be connected to the bottom of the cell.
6.
A conductor is a
a)
material that does not allow electrons to flow easily.
b)
material that allows electrons to flow easily.
c)
device the detects an electric charge.
d)
device the changes voltage.
7.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
8.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
9.
The path along which electricity travels.
a)
Fuse
b)
Electric circuit
c)
Electric Discharge
d)
Insulator
10.
What type of circuit is this?
a)
Parallel Circuit
b)
Series Circuit
c)
Open Circuit
d)
Transverse Circuit
11.
What kind of circuit is this?
a)
series
b)
parallel
12.
This is the circuit symbol for ...
a)
an AC current source
b)
a DC current source
c)
a battery
d)
a single cell
13.
this is the symbol for a _____?
a)
switch
b)
light
c)
battery
d)
wires
14.
The two ends of a bar magnet are its _____________ _____________.
a)
parallel circuits
b)
magnetic poles
c)
series circuits
15.
Material that resist the flow of electricity or heat is an _______.
a)
electron
b)
insulator
c)
conductor
16.
Material that allows the flow of electricity or heat is a _______.
a)
conductor
b)
Insulator
c)
hybrid
17.
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
18.
A device that uses chemical energy to make electricity
a)
Conductor
b)
Battery
c)
Motor
d)
Generator
19.
An electric current that switches direction rapidly
a)
Direct Current
b)
Alternating Current
c)
Electric Charge
d)
Resistance
20.
An electric current that flows in only one direction
a)
Direct Current
b)
Parallel Circuit
c)
Alternating Current
d)
Ohm
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