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WorksheetsElectro-magnetism
Total questions: 22
Worksheet time: 19mins
Name
Class
Date
1.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
2.
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
3.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
4.
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
5.
True or False: All metals are attracted to magnet.
a)
True
b)
False
6.
Which of the following is true about a bar magnet?
a)
Its magnetic field is strongest near its center.
b)
It is surrounded by a magnetic field.
c)
The north pole is stronger than the south pole.
d)
The south pole is stronger than the north pole.
7.
A north pole and a south pole will attract.
a)
True
b)
False
8.
The space around a magnet where the force of a magnet can attract best is called__________
a)
magnetism
b)
bar magnet
c)
horseshoe magnet
d)
magnetic field
9.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
10.
The flow of electricity in a circuit-
a)
current
b)
flow
c)
circuit
11.
Magnetism created by an electric current
a)
electricity
b)
electromagnetism
c)
wind energy
12.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
13.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
14.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
15.
The plastic around the wire is
a)
conductor
b)
insulator
c)
decoration
16.
If the lights are off, the circuit is
a)
closed
b)
open
17.
In a parallel circuit the current
a)
makes one circle
b)
stays in one path
c)
splits and goes through two components
18.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
19.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
20.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
21.
Ohm is the unit for current
a)
true
b)
false, resistance
c)
false, speed
d)
false, gravity
22.
Volt, the unit of ...
a)
resistance
b)
force
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