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WorksheetsPS Unit 9 Electricity
Total questions: 24
Worksheet time: 14mins
Name
Class
Date
1.
What is the resistor in this diagram?
a)
A
b)
B
c)
C
d)
D
2.
What is the power source in this diagram?
a)
A
b)
B
c)
C
d)
D
3.
What is the switch in this diagram?
a)
A
b)
B
c)
C
d)
D
4.
Is the switch closed or open in this diagram?
a)
open
b)
closed
5.
The negatively charged particles in an atom are called _____.
a)
electrons
b)
neutrons
c)
negatrons
d)
protons
6.
A(n) _____ is a closed loop of conductors through which charges flow.
a)
current
b)
circuit
c)
resistor
d)
ampere
7.
_____ is the tendency for a material to oppose the flow of electrons.
a)
Resistance
b)
Induction
c)
Transistance
d)
Conduction
8.
In which type of circuit are there two or more branches for charge to move through?
a)
parallel
b)
series
c)
open
d)
uniform
9.
In which type of circuit does charge have only one loop to flow through?
a)
parallel
b)
series
c)
open
d)
uniform
10.
What does a resistor do?
a)
Reduces the flow of electrons
b)
Reduce the flow of the current
c)
Increase flow of electrons
d)
Decreases the flow of electrons
11.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
12.
Electricity is the flow of ______.
a)
electrons
b)
protons
c)
neutrons
d)
atoms
13.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
14.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
15.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
16.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
17.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
18.
When the switch is closed, the light
a)
comes on
b)
stays off
c)
burns out
19.
If you pass a magnet through a wire loop, you can
a)
create static electricity
b)
convert mechanical energy to electrical energy
c)
convert electrical energy to chemical energy
20.
Magnetic fields...
a)
have north and south magnetic poles
b)
must have only positive charges
c)
need a conductor
d)
are only found in insulators
21.
In the Electric Motor lab, what did you attempt to demonstrate with the electric motor?
a)
how you can convert chemical energy to electrical energy
b)
how you can convert electrical energy to mechanical energy
c)
how you can convert mechanical energy to electrical energy
22.
If you have a string of lights and one light goes out but the others stay lit, which type of circuit do you have?
a)
series
b)
short
c)
parallel
23.
If the path of the current flow is laid out on a map, the map is called:
a)
parallel circuits
b)
circuit breaker
c)
circuit board diagram
24.
What does a moving charge experience when it's near a magnetic field?
a)
a stationary change
b)
a force
c)
gravity
d)
static friction
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