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WorksheetsCircuits Review (open/closed, Parallel/Series)
Total questions: 50
Worksheet time: 44mins
Name
Class
Date
1.
a)
Series circuit - Bulbs are lit
b)
Series circuit - Bulbs are off
c)
Parallel circuit - Bulbs are lit
d)
Parallel circuit - Bulbs are off
2.
a)
Bulbs are in parallel - Circuit X is brighter than Circuit Y
b)
Bulbs are in parallel - Circuit Y is brighter than Circuit X
c)
Bulbs are in series - Circuit X is brighter than Circuit Y
d)
Bulbs are in series - Circuit Y is brighter than Circuit X
3.
This circuit does not work because…
a)
the bulbs are not connected properly
b)
two cells are not powerful enough
c)
there is a break in the circuit
d)
the cells are facing each other
4.
This circuit does not work because…
a)
the bulbs are not connected properly
b)
the single cell is not powerful enough
c)
there is a break in the circuit
d)
there is a short crcuit
5.
a)
Circuit X is brighter than circuit Y
b)
Circuit Y is brighter than circuit X
c)
Both circuits have the same brightness
d)
Neither circuit will light the bulbs
6.
a)
all bulbs are lit equally
b)
the two top bulbs are brighter
c)
the single lower bulb is brighter
d)
the single bulb does not light and the other two are dim
7.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
8.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
9.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
10.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
11.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
12.
What kind of circuit is this?
a)
series
b)
parallel
13.
wood is a _____?
a)
conductor
b)
insulator
14.
brass is a _____?
a)
insulator
b)
conductor
15.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
16.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
17.
This circuit has more than one loop. When one light goes out, the others stay on.
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
18.
Pick the correct sentence.
a)
This circuit will work because it is a closed circuit.
b)
Energy will freely flow in this circuit.
c)
This circuit will not work because there is no energy source.
d)
This circuit will not work because there is no switch.
19.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will stay on
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
20.
Which of the two circuits would have the brightest bulbs?
a)
A
b)
B
21.
When you remove a bulb from a three bulb circuit, and the other two bulbs go off, then the bulbs must have been connected in __________.
a)
parallel
b)
series
c)
open
d)
closed
22.
Does this statement best describe a parallel or a series circuit.
When more light bulbs are added they all remain bright.
When more light bulbs are added they all remain bright.
a)
Parallel circuit
b)
Series circuit
23.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
24.
How many different types of circuits are there?
a)
1
b)
3
c)
2
d)
4
25.
a)
closed series
b)
open series
c)
open parallel
d)
closed parallel
26.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
27.
What particle has a negative charge?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
28.
A series circuit has ____ path(s) that the electric current can take.
a)
One
b)
Two
c)
Three
d)
Four
29.
This circuit has more than one loop. When one light goes out, the others stay on.
a)
closed circuit
b)
series circuit
c)
parallel circuit
d)
open circuit
30.
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
31.
In a cell, which form of energy is converted into electrical energy?
a)
Chemical energy
b)
Solar energy
c)
Mechanical energy
d)
Electrical energy
32.
The picture shows a(n) ________________ circuit.
a)
b)
33.
The picture shows a(n) ________________ circuit.
a)
b)
34.
The picture shows a(n) ________________ circuit.
a)
b)
35.
The picture shows a(n) ________________ circuit.
a)
b)
36.
The picture shows a(n) ________________ circuit.
a)
b)
37.
The picture shows a(n) ________________ circuit.
a)
b)
38.
The picture shows a(n) ________________ circuit.
a)
b)
39.
Is this an open or closed circuit?
a)
Open Circuit
b)
Closed Circuit
40.
Is this an open or closed circuit?
a)
Open Circuit
b)
Closed Circuit
41.
If two charges repel each other, the two charges must be...
a)
positive and positive
b)
positive and negative
c)
negative and negative
d)
either a or c
42.
A circuit in which all parts are connected in a single loop is called a(n)...
a)
open circuit
b)
open load
c)
series circuit
d)
parallel circuit
43.
If you replace the paper clip with a plastic spoon, what happens?
a)
The bulb doesn't light
b)
The bulb is dimmer
c)
The wires get hot
d)
There is no change
44.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
45.
What is a circuit?
a)
A constant flow of electricity
b)
A path that a current can flow along
46.
If the electric circuit is CLOSED, the switch is _______.
a)
ON
b)
OFF
47.
If the electric circuit is OPEN, the switch is ____.
a)
ON
b)
OFF
48.
Why is electrical wiring usually made from copper?
a)
Because copper is shiny
b)
Because copper conducts electricity
c)
Because copper is not magnetic
d)
Because copper insulate electricity
49.
1. Which switch or switches must be closed to make the lamps light?
a)
Only switch 1
b)
Only switch 1
c)
Switches 1 and 2
d)
Switches 1 , 2 and 3
50.
If lamp 2 is unscrewed from its holder, what will happen to lamp1?
a)
It will stay lit
b)
It will go out
c)
It will get dimmer
d)
It will dissapear
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