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WorksheetsElectricity 1
Total questions: 37
Worksheet time: 29mins
Name
Class
Date
1.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
2.
The flow of electricity in a circuit-
a)
current
b)
flow
c)
circuit
3.
Magnetism created by an electric current
a)
electricity
b)
electromagnetism
c)
wind energy
4.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
5.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
6.
The plastic around the wire is
a)
conductor
b)
insulator
c)
decoration
7.
If the lights are on, the circuit is
a)
closed
b)
open
8.
If the lights are off, the circuit is
a)
closed
b)
open
9.
Two batteries in a circuit make the lights in the circuit brighter than one battery.
a)
true
b)
false
10.
In a parallel circuit the current
a)
makes one circle
b)
stays in one path
c)
splits and goes through two components
11.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
12.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
13.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
14.
Electrical charge that builds up on an object.
a)
Static Electricity
b)
Current Electricity
15.
A steady stream of charges flowing in motion.
a)
Static Electricity
b)
Current Electricity
16.
What is lightning an example of?
a)
Static Electricity
b)
Current Electricity
17.
Charges that are opposites (a negative and a positive)
a)
attract
b)
repel
18.
Charges that are the same (two negatives or two positives)
a)
attract
b)
repel
19.
A circuit must be
a)
open
b)
closed
20.
Which lets electrical charges move through them easily?
a)
conductors
b)
insulators
21.
Which DO NOT let electrical charges move through them easily?
a)
conductors
b)
insulators
22.
What is rubber an example of?
a)
a conductor
b)
an insulator
23.
What is metal an example of?
a)
a conductor
b)
an insulator
24.
The image on the left is a
a)
series circuit
b)
parallel circuit
c)
a weird circuit
25.
The image on the right is a
a)
series circuit
b)
parallel circuit
c)
looks like the number 8
26.
A fifth grade class constructed this circuit. Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
27.
A class prepared some electrical circuits using battery, connecting wires, and three light bulbs. Which of these circuits can make the three bulbs light?
a)
A
b)
B
c)
C
d)
D
28.
This instrument can be used to see if materials conduct electricity. Which of these groups contains items that could all conduct electricity to complete the circuit?
a)
rubber ball, plastic comb, nail
b)
paper clip, penny, screw
c)
cork, dollar bill, tweezers
d)
pencil, eraser, spoon
29.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
30.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
31.
Glass is a
a)
conductor
b)
insulator
32.
The plastic around the wire is
a)
conductor
b)
insulator
c)
decoration
33.
If you connect too many wires to one circuit, the wires can
a)
blow up
b)
generate more power than heat
c)
overheat and cause a fire
d)
create an electromagnet
34.
A magnet that is created when current flows through a coiled wire is a(n)___________
a)
electromagnet
b)
battery
c)
generator
d)
conductor
35.
The build up of charges on an object caused by rubbing is __________ electricity.
a)
current
b)
static
36.
The flow of negative charges through matter is ___________ electricity.
a)
battery
b)
static
c)
current
d)
fuse
37.
A device that produces electric current by spinning a coiled wire within a magnetic field is a ______________.
a)
current
b)
generator
c)
battery
d)
fuse
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