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WorksheetsPOE Unit 1.2 Review
Total questions: 41
Worksheet time: 58mins
Name
Class
Date
1.
Fossil fuels are nonrenewable resources because they
a)
take millions of years to form
b)
are easily replaced
c)
are in high demand
d)
don't pollute the air
2.
Which of the following is an example of biomass?
a)
food crops
b)
flowing water
c)
coal
d)
uranium
3.
The source of energy that comes from the intense heat beneath Earth's surface is
a)
nuclear fusion
b)
geothermal energy
c)
solar energy
d)
chemical energy
4.
All of the following store chemical energy except
a)
match
b)
battery
c)
fossil fuels
d)
electricity
5.
An example of electromagnetic energy is
a)
visible light
b)
electricity
c)
biomass
d)
match
6.
All of the following are renewable except
a)
uranium
b)
solar
c)
hydropower
d)
food crops (biomass)
7.
The original source of energy for fossil fuels comes from the
a)
sun
b)
Earth's crust
c)
geothermal energy
d)
oceans
8.
Moving water, tides, and dams are examples of
a)
hydropower
b)
fossil fuels
c)
geothermal energy
d)
radiant energy
9.
The electrical force that pushes the electrons out of its orbit
a)
Current
b)
Voltage
c)
Resistance
d)
Power
10.
The movement of electrons is called
a)
Voltage
b)
Current
c)
Resistance
d)
Power
11.
The opposition of electrons to leave or transfer its orbit
a)
Voltage
b)
Current
c)
Resistance
d)
Power
12.
The ability to do work in an electrical circuit
a)
Voltage
b)
Current
c)
Resistance
d)
Power
13.
Voltage is measured in
a)
Watts
b)
Amperes
c)
Ohms
d)
Volts
14.
Current is measured in
a)
Watts
b)
Ohms
c)
Amperes
d)
Volts
15.
Resistance is measured in
a)
Watts
b)
Ohms
c)
Amperes
d)
Volts
16.
Power is measured in
a)
Watts
b)
Ohms
c)
Amperes
d)
Volts
17.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
18.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
19.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
20.
In a ________ circuit there are multiple paths for the current to take.
a)
Series
b)
Parallel
21.
In a _________ circuit, if one bulb goes out then the entire circuit doesn't work.
a)
Series
b)
Parallel
22.
Identify the conductor below.
a)
cloth rag
b)
plastic bottle
c)
gold ring
23.
What type of circuit is pictured?
a)
series
b)
parallel
24.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
25.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
26.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
27.
This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?
a)
3 Amps
b)
192 Amps
c)
2 Amps
d)
4 Amps
28.
How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
a)
10 volts
b)
1 volt
c)
48 volts
d)
5 volts
29.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
30.
What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts
a)
15 Ohms
b)
4 Ohms
c)
0.3333 Ohms
d)
2 Ohms
31.
The law of conservation of energy states that when one form of energy is converted into another,
a)
Energy is destroyed in the process
b)
Energy is created in the process
c)
No energy is destroyed in the process
d)
Energy is lost in the process
32.
How do you calculate power?
a)
P = W/t
b)
P = E/t
c)
P = w * t
d)
P = bbq/chicken
33.
How do we calculate work?
a)
W = F * d
b)
w = f * D
c)
W = F * D
d)
w = f * d
34.
How much work is being done with 200 N of force over 426 meters?
a)
85,200 J
b)
45,620 J
c)
90,480 J
d)
62,329 J
35.
The SI unit of work is?
a)
Joules
b)
Watts
c)
Newtons
d)
meters
36.
The SI unit for power is...?
a)
Watts
b)
Joules
c)
Newtons
d)
Meters
37.
A force exerted over a distance to move an object is ______________________.
a)
power
b)
work
c)
momentum
d)
Watt
38.
If 150 Joules of work is needed to move a box 10 meters, what force was used?
a)
1500 N
b)
15 N
c)
1.5 N
d)
150 N
39.
If 68 Joules were necessary to move a 4 Newton crate, how far was the crate moved?
a)
272 m
b)
17 m
c)
4.05 m
d)
272 cm
40.
How much work is being done with 200 N of force over 426 meters?
a)
85,200 J
b)
45,620 J
c)
90,480 J
d)
62,329 J
41.
If 150 Joules of work is needed to move a box 10 meters, what force was used?
a)
1500 N
b)
15 N
c)
1.5 N
d)
150 N
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