WorksheetsUnit 8 and Unit 10 Final Review
Total questions: 32
Worksheet time: 45mins
Name
Class
Date
1.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
2.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
3.
The flow/movement of electric charges
a)
Voltage
b)
Resistance
c)
Current
d)
Circuit
4.
The tendency for a material to oppose the flow of electrons, changing electrical energy into thermal energy and light.
a)
Voltage
b)
Current
c)
Resistance
d)
Circuit
5.
The current has only has one loop to flow through in this circuit.
a)
Series Circuit
b)
Parallel Circuit
6.
This circuit contains two or more branches for current to move through.
a)
Series Circuit
b)
Parallel Circuit
7.
The accumulation of excess electric charge on an object is called
a)
Static electricity
b)
Electric discharge
c)
Resistance
d)
Circuit
8.
The force that pushes the electricity through a circuit is called...
a)
resistance
b)
voltage
c)
current
d)
switch
9.
The best conductors for electricity are made of...
a)
wood
b)
plastic
c)
rubber
d)
metal
10.
What slows down the flow of electricity in a circuit?
a)
resistance
b)
voltage
c)
current
d)
source of electric current
11.
Which circuit (s) are parallel?
a)
A
b)
A and B
c)
B and C
d)
C
12.
If I add more light bulbs to a series circuit what happens?
a)
The current speeds up and the lights get brighter
b)
The current slows down and the lights dim lower
c)
The current speeds up and the lights dim lower
d)
The current slows down and the lights get brighter
13.
Look at the picture. Why won't the light bulb light up?
a)
The wires from the light bulb are not connected to the battery
b)
The switch is not closed to form a complete circuit
c)
The wires from the light bulb are not connected to the switch
d)
The wires from the battery are not connected to the switch
14.
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.
15.
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
16.
What is the difference between a conductor and an insulator?
a)
An insulator allows electricity to flow through it easily and a conductor does not
b)
A conductor allows electricity to flow through it easily and an insulator does not.
c)
An insulator is magnetic and a conductor is not
d)
A conductor is magnetic and an insulator is not
17.
Electronic devices create magnetic fields because they
a)
are magnets
b)
are compasses
c)
have moving particles with electric charge
18.
What effect will the south pole of one magnet have on the south pole of another magnet?
a)
Repulsive
b)
Attractive
c)
Combative
d)
No effect
19.
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
a)
Add more coils of wire to the nail.
b)
Use a smaller battery.
c)
Reverse the poles of the magnet.
d)
Remove all the coils and the nail.
20.
Surrounding every magnet is a __________ __________.
a)
magnetic field
b)
electrical current
c)
another magnet
d)
an enemy
21.
In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.
a)
wire, iron, electric
b)
electric, wire, iron
c)
iron, electric, wire
d)
excited, hair, apple
22.
What is most likely to happen when the switch is closed?
a)
A magnetic field should be produced
b)
The nail will rust
c)
The battery will explode
d)
The wire will catch on fire
23.
Opposite Poles ___________________________.
a)
Repel each other.
b)
Attract each other.
24.
A type of magnet that has temporary magnetic effect when electric current flows through it.
This refer to
a)
Electric
b)
Electronic
c)
Electrostatic
d)
Electromagnet
25.
At what position does the pendulum have the greatest gravitational potential energy?
a)
Position D
b)
Position C
c)
Position B
26.
What is potential energy?
a)
moving energy
b)
stored energy
c)
renewable energy
d)
non renewable energy
27.
What is kinetic energy?
a)
moving energy
b)
potential energy
c)
stored energy
d)
renewable energy
28.
What is happening at B?
a)
Lowest kinetic energy, highest potential energy
b)
Highest kinetic energy, lowest potential energy
29.
When you stretch a rubber band, you are storing __________ energy.
a)
kinetic
b)
potential
c)
none of the above
d)
all of the above
30.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
31.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
32.
When a slingshot is in a held position it has
a)
mechanical energy
b)
potential energy
c)
kinetic energy
d)
radiant energy
100 %
