NEW
Font size
S
M
L
XL
WorksheetsCircuits and Electricity
Total questions: 37
Worksheet time: 2hrs 43mins
Name
Class
Date
1.
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.
2.
In a parallel circuit if one light bulb goes OUT; then they ALL go out. TRUE OR FALSE?
a)
TRUE
b)
FALSE
3.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
4.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will get brighter.
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
5.
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.
6.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
7.
A open circuit allows charges to flow.
a)
True
b)
False
8.
A closed circuit allows charges to flow.
a)
True
b)
False
9.
wood is a _____?
a)
conductor
b)
insulator
10.
water is a______?
a)
conductor
b)
insulator
11.
brass is a _____?
a)
insulator
b)
conductor
12.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
13.
When all parts of the circuit are connected it is a ______ circuit.
a)
open
b)
closed
14.
conductors
a)
power source
b)
turns energy on and off
c)
let electricity flow through easily
d)
stop electricity from flowing through easily
15.
insulators
a)
power source
b)
turns energy on and off
c)
let electricity flow through easily
d)
stop electricity from flowing through easily
16.
What is a battery?
a)
switch
b)
power source
c)
insulator
17.
Electrical energy is changed to ______________ in light bulbs.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
18.
Electrical energy is changed to __________ in stoves, toasters, and ovens.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
19.
Electrical energy is changed to __________ in radios and televisions.
a)
light energy
b)
heat energy
c)
sound energy
d)
energy of motion
20.
In a _____ circuit, the electricity flows.
a)
open
b)
closed
21.
In an _____ circuit, the electricity can not flow.
a)
open
b)
closed
22.
What is missing in this circuit to complete the flow of electricity?
a)
battery
b)
wire
c)
light bulb
d)
nothing
23.
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
24.
If you replace the paper clip with a plastic spoon, what is the plastic spoon acting as?
a)
A conductor
b)
A diode
c)
An insulator
d)
A switch
25.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
26.
this is the symbol for a _____?
a)
switch
b)
light
c)
battery
d)
wires
27.
Which statement is true?
a)
The light bulb will light up because the circuit is complete.
b)
The light bulb will light up because the circuit is broken.
c)
The light bulb will not light up because the circuit is complete.
d)
The light bulb will not light up because the circuit is broken.
28.
Which of these objects is an insulator?
a)
Copper Wire
b)
Paper Clip
c)
Steel Pole
d)
Rubber Gloves
29.
Will the light bulb in this circuit light and why/why not?
a)
yes, because it has two batteries
b)
no, because the switch is open
c)
yes, because it is in a circuit
d)
no, because the bulb is burned out
30.
Which light will be brighter and why?
a)
Bulb A because its circuit is closed
b)
Bulb B because its circuit is closed
c)
Bulb B because it has more volts
d)
Bulb A because it has less volts
31.
If bulb 1 burns out, what will occur?
a)
bulbs 2 and 3 will go out
b)
bulbs 2 and 3 receive more volts
c)
bulbs 2 and 3 will stay lit
d)
nothing will happen
32.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
33.
Which best describes a parallel circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from more than one source.
c)
Electricity flows along more than one pathway.
d)
The flow of electricity comes from more than 1 load.
34.
Energy that can be detected by sight
a)
Light Energy
b)
Sound Energy
Sound Energy
Sound Energy
c)
Mechanical Energy
d)
Electrical Energy
35.
Energy that produces heat
a)
Light Energy
b)
Sound Energy
c)
Thermal Energy
d)
Mechanical Energy
36.
Energy that can be a machine or has moving parts
a)
Thermal Energy
b)
Mechanical Energy
Mechanical Energy
Mechanical Energy
c)
Electrical Energy
Electrical Energy
Electrical Energy
d)
Sound Energy
37.
Energy produced by vibration
a)
Sound Energy
b)
Thermal Energy
c)
Light Energy
Light Energy
Light Energy
d)
Mechanical Energy
Reset
