WorksheetsScience Electricity
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
Choose the object that would be attracted to a magnet.
a)
piece of cloth
b)
popsicle stick
c)
paper cup
d)
paperclip
2.
What happens when the opposite sides of two magnets are brought together?
a)
attract
b)
repel
c)
do nothing
d)
break
3.
What happens when like sides of two magnets are brought together?
a)
attract
b)
repel
c)
do nothing
d)
break
4.
What happens when the distance between two magnets increases?
a)
force grows stronger
b)
force grows weaker
c)
force stays the same
d)
force is absorbed
5.
Which type of material will always be attracted to a magnet?
a)
copper
b)
nickel
c)
iron
d)
aluminum
6.
Bill knows that a magnetic force is invisible. Which of the following objects would not help him to detect a magnetic force?
a)
compass
b)
copper
c)
iron filings
d)
magnet
7.
Sarah is building a house. She plans to have lights in every roomo. Which type of circuit would allow her to have a light in one room and not in another?
a)
series circuit
b)
parallel circuit
c)
nascar circuit
d)
short circuit
8.
Which items would be used to create a magnet that could be turned on and off? (electromagnet)
a)
wire, rivet, switch, D-cell
b)
string, rivet, switch, D-cell
c)
wire,marker, switch, D-cell
d)
wire, rivet, switch, light bulb
9.
What type of material would make the best core for an electromagnet?
a)
wood
b)
glass
c)
iron or steel
d)
plastic
10.
How could you increase the strength of an electromagnet?
a)
increase the number of cells
b)
add more rivets
c)
decrease the number of cells
d)
open the switch
11.
Today people use cell phones, computers, phones, and letters to communicate. Before these were available, how did people use electromagnets to communicate with others across long distances?
a)
Pony Express
b)
Smoke Signals
c)
Telegraph
d)
Drums
12.
Who was the famous inventor who created the light bulb and photograph?
a)
Benjamin Franklin
b)
Thomas Edison
c)
Michael Faraday
d)
Lewis Latimer
13.
What language was used to communicate using a telegraph?
a)
Sign Language
b)
Morse Code
c)
Edison's Code
d)
Code Red
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