WorksheetsLJISD Chapa Electrical Energy
Total questions: 18
Worksheet time: 16mins
Name
Class
Date
1.
What side of the battery do the electrons come out of?
a)
Positive
b)
Negative
c)
North Pole
d)
South Pole
2.
In an open circuit, the current ...?
a)
Does not flow
b)
Flows rapidly
c)
Flows slowly
3.
When the switch is on, what is happening to the current of electrons?
a)
Flowing, Lights off
b)
Flowing, Lights on
c)
Not flowing, lights off
d)
Not flowing, lights on
4.
A good conductor of electricity is?
a)
Copper
b)
Gold
c)
Silver
d)
All of the above
5.
What can you place in between the wires to make light bulb lit?
a)
Penny
b)
Ruber eraser
c)
Wood Cork
d)
Cotton Ball
6.
What is this picture is demonstrating?
a)
Pencil is more dense than water
b)
Solubility of pencils
c)
Conductivity of electricity
d)
Volume of pencils
7.
What kind of insulator would you want a glove to be made up of so you would not be electrified?
a)
Iron
b)
Rubber
c)
Gold
d)
Cobalt
8.
All of the following metals are good ???
a)
Insulators of Electricity
b)
Attracted to magnets
c)
Conductors of Electricity
d)
Insulators of Thermal Energy
9.
If 1 light bulb turns off, how many lights stay on?
a)
3
b)
2
c)
1
d)
0
10.
If 2 of the light bulbs turn off how many lights will remain lit?
a)
3
b)
2
c)
1
d)
0
11.
If the wire is cut anywhere in the circuit, how many lights will stay lit (on)?
a)
3
b)
2
c)
1
d)
0
12.
What is the difference between series and parallel circuits?
a)
Series 1 pathway, parallel more than 1 pathway
b)
Series more than 1 pathway, parallel 1 path
c)
Both Same
13.
If the green light goes off how many will remain lit (on)?
a)
0 (series circuit)
b)
1
c)
2
d)
ALL of them (parallel circuit)
14.
If yellow light goes off, how many will remain lit (on)?
a)
0 (series circuit)
b)
1
c)
2
d)
All of them (parallel circuit)
15.
What is this picture of?
a)
Circuit
b)
Electrobattery
c)
Electromagnet
d)
Density Column
16.
What can make the iron nail a stronger magnet?
a)
Replace the battery
b)
Replace the nail
c)
Replace the wire
d)
More coils or wrap more around nail
17.
An electromagnet will attract which item?
a)
Plastic paper clip
b)
Metal paper clip
c)
Wood stick
d)
Copper Pan
18.
Where would you find an electromagnet being used?
a)
Light
b)
Bell
c)
Stove
d)
Computer
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