WorksheetsCircuits Review
Total questions: 25
Worksheet time: 19mins
Name
Class
Date
1.
Electrical charges are created by a flow of ___.
a)
Protons
b)
Electrons
c)
Neutrons
d)
Electricity
2.
The level of energy in a circuit is measured in ___.
a)
Amps
b)
Joules
c)
Volts
d)
Power
3.
Which is the best description of conductors?
a)
Slow electron flow
b)
Fast electron flow
c)
No electron flow
4.
Which is the best description of insulators?
a)
Slow electron flow
b)
Fast electron flow
c)
No electron flow
5.
What is another name for a semi-conductors?
a)
Transistor
b)
Short circuit
c)
Voltmeter
d)
Resistor
6.
Like charges (-) & (-) or (+) & (+) will ___ each other.
a)
Repel
b)
Attract
7.
What describes the circuit?
a)
Closed
b)
Open
8.
Which of the following would best represent an insulator?
a)
Copper
b)
Iron
c)
Rubber
d)
Gold
9.
Opposing charges (+) & (-) will ___.
a)
Repel
b)
Attract
10.
If resistance of a circuit increases, what happens to the current?
a)
Increases
b)
Decreases
c)
Stays the same
11.
Which best represents this circuit?
a)
Series
b)
Parallel
12.
When a light bulb is 'OFF' the circuit is ___.
a)
Open
b)
Closed
13.
What describes the two circuits?
a)
Sieries
b)
Parallel
14.
Which best describes the energy transformation of a battery?
a)
Chemical Potential to Kinetic
b)
Kinetic to Chemical Potential
c)
Chemical Potential to Electrical
d)
Electrical to Chemical Potential
15.
Why are their different sized batteries?
a)
Some are stronger
b)
Some last longer
c)
Shapes are cool
16.
Current is _______ of electrons.
a)
Path
b)
Circuit
c)
Flow
d)
Death
17.
If one of the bulbs were to go out, what would happen to the others?
a)
All go out
b)
Another would go out
c)
Stay on
18.
Electrons flow away from a battery in a circuit _______ to ________.
a)
Positive to Negative
b)
Negative to Positive
c)
High to Low
d)
Low to High
19.
If you want a high current you want a ______ resistance.
a)
High
b)
Low
c)
Same
20.
If each battery is 2 Volts, how much energy is this circuit providing?
a)
2 V
b)
4 V
c)
6 V
d)
8 V
21.
What is the energy in a battery measured in?
a)
Amps
b)
Volts
c)
Watts
22.
What material is inside of a wire?
a)
Insulator
b)
Semiconductor
c)
Conductor
d)
Rubber
23.
What type of material surrounds a wire?
a)
Insulator
b)
Semiconductor
c)
Conductor
d)
Copper
24.
Which of these two circuits has brighter light bulbs?
a)
Series
b)
Parallel
c)
They are the same
25.
Can the current in a circuit change?
a)
Yes
b)
No
100 %
