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9 wk Review

Total questions: 100

Worksheet time: 1hrs 21mins

Name
Class
Date
1.
What is the best example of a machine that converts electrical energy into kinetic energy and sound energy?
a)
an electric toothbrush
b)
a toaster
c)
a flashlight
d)
an iron
2.
What best describes the energy conversion that takes place in a microwave oven?
a)
electrical to light to thermal
b)
chemical to thermal to light
c)
electrical to thermal to sound
d)
nuclear to thermal to chemical
3.
Which of the following energy transfers occurs when food is digested?
a)
chemical to mechanical
b)
radiant to nuclear
c)
mechanical to potential
d)
thermal to chemical
4.
During most energy transformations and transfers, wasted energy takes the form of __.
a)
electromagnetic radiation
b)
sound waves
c)
random mechanical movements
d)
heat
5.
What is the best example of a device that converts electrical energy to thermal energy?
a)
a toaster
b)
a clock radio
c)
a flashlight
d)
an electric toothbrush
6.
Which of the following radiant energy to electrical energy?
a)
solar calculator
b)
windmill
c)
glow stick
d)
firecracker
7.
Which of the following converts chemical energy to electrical energy?
a)
candle
b)
light bulb
c)
coal power plant
d)
nuclear power plant
8.
Which of the following converts chemical energy to electrical energy?
a)
Battery
b)
Person eating food
c)
Automobile
d)
Camp Fire
9.
Which of the following converts chemical energy to thermal energy?
a)
Battery
b)
Person riding a bike
c)
Automobile
d)
Camp Fire
10.
Which of the following converts chemical energy to mechanical energy?
a)
Battery
b)
Person riding a bike
c)
Automobile
d)
Camp Fire
11.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
12.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
13.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
14.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
15.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
16.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
17.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
18.
What is happening in this graph from point B to C?
a)
The object is going down a hill.
b)
The object is returning to its starting location.
c)
The object is slowing down.
d)
The object is staying still.
19.
If you travel 10 miles in 5 minutes, what is your speed?
a)
10 mi/min
b)
15 mi/min
c)
50 mi/min
d)
2 mi/min
20.
Which of the following is NOT a correct unit for speed?
a)
miles per hour
b)
km/min
c)
seconds per hour
d)
cm/s
21.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
22.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
23.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
24.
Alan travels 100 km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
25.

According to the graph how far does the person travel in the first 5 seconds?

a)

2 m

b)

10 m

c)

0 m

d)

5 m

26.
During what segments is the object returning to the reference point?
a)
A to B
b)
B to C
c)
C to D
d)
D to E
27.

Which of the graphs shows that one of runners started 10 yards further ahead of the

other?

a)
b)
c)
d)
28.

In which of the following graphs below are both runners moving at the same speed?

a)
b)
c)
d)
29.
The longer the inclined plane, the ___________________ to move the object
a)
the less input force you need
b)
the more input force you need
c)
the more output force you need
d)
the less output force you need
30.
Which of the simple machines is shown in the picture
a)
Wheel and Axle
b)
Wedge
c)
Inclined Plane
d)
Pulley
31.
How does using an inclined plane make lifting a load easier?
a)
it makes the mass levitate upward
b)
it increases the force needed to lift a mass
c)
it decreases the force needed to lift a mass
d)
it doesn't help
32.
What is an example of an inclined plane?
a)
ramp
b)
box
c)
wheel
d)
all of the above
33.
Which has the longer distance - straight lift from the ground directly to the back of truck or using an inclined plane?
a)
Straight lift
b)
Inclined plane
c)
They are the same
34.
What is this?
a)
a screw 
b)
a wedge
c)
an inclined plane
35.
Why is pushing up a barrel up a ramp easier than lifting it up
a)
 the reason why is because of fish 
b)
the reason is because you are applying  less force to push  
c)
the reason why because you are using a machine
36.
8 x 7
a)
49
b)
65
c)
56
d)
78
37.
8 x 8 
a)
60
b)
62
c)
64
d)
66
38.
3 x 8
a)
24
b)
23
c)
25
d)
22
39.
12 x 12
a)
144
b)
142
c)
140
d)
146
40.
11 x 11
a)
122
b)
121
c)
120
d)
123
41.
3 x 5
a)
8
b)
10
c)
12
d)
15
42.
3 x 3 x 3 
a)
9
b)
18
c)
27
d)
36
43.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
44.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
45.
A type of energy resource that is replaced by natural means (such as trees or wind) is known as...
a)
Renewable
b)
Reviewable
c)
Replacable
d)
Replicatable
46.
A type of fuel such as coal, oil, or gas formed in the geological past from the remains of living organisms is known as...
a)
Dyno-fuels
b)
Fuelosaur
c)
Fossils, fool
d)
Fossil fuels
47.
Which of the following choices best defines Nuclear power?
a)
It's like old, clear power, but it's just not as old. 
b)
It's what gave the Hulk his superpower. 
c)
It's created when Uranium atoms are split. 
d)
It's an energy resource that involves the release of the potential energy stored inside biological material. 
48.
Which of the following examples best describes Biomass as an energy source. 
a)
Coal is burnt to boil water and produce steam. 
b)
Wood chips are burnt to boil water and produce steam. 
c)
Kinetic energy from blowing wind spins a wind turbine. 
d)
Heat produced deep within the Earth is used to boil water and produce steam. 
49.
What is a major disadvantage of coal? 
a)
It's inexpensive
b)
It's renewable
c)
It causes pollution
d)
It causes outdoor grilling to be a thing
50.
What characteristic do all renewable resources share?
a)
Produced by waste products
b)
Form underground from dead organisms.
c)
Replaced in a short period of time
d)
Allow energy to pass through them easily
51.
Which of the following is a fossil fuel?
a)
Wind
b)
Coal
c)
Solar
d)
Biomass
52.
Petroleum and natural gas form from...
a)
strong winds
b)
cooled magma
c)
radioactive materials
d)
remains of plants and animals 
53.
Hydroelectric power produces electricity using.....
a)
Wind
b)
Sunlight
c)
Moving water
d)
Dung
54.
 Energy from the sun is known as......... 
a)
hydroelectric energy
b)
geothermal energy
c)
solar energy
d)
wind energy
55.
The energy resource that is most affected by change in weather is_____________?
a)
geothermal 
b)
wind
c)
nuclear
d)
natural gas
56.
The cleanest burning fossil fuel is ______.
a)
coal
b)
oil
c)
wind
d)
natural gas
57.
Which of the following is a nonrenewable resource?
a)
milk
b)
coal
c)
biomass
d)
water
58.
Fossil fuels are classified as nonrenewable because they.......
a)
require expensive equipment
b)
take millions of years to replace
c)
can be found all over 
d)
provide all the energy we use
59.
What is biomass? 
a)
energy from the sun
b)
energy from water
c)
energy from wind
d)
energy from plant and animal waste
60.
What is a disadvantage to Hydroelectricity?
a)
lots and lots of pollution
b)
Kills wild bird population
c)
Radioactive waste
d)
Increases potential for flooding 
61.
If a business is considered to be "green", how could you add to the electrical power system? 
a)
use hydroelectricity
b)
add solar panels to roof
c)
use nuclear power
d)
use a coal powered generator
62.
What type of fossil fuel is mined from the ground?
a)
wind
b)
coal
c)
biomass
d)
air
63.

if a resource can not be replaced it is

a)

dead

b)

renewable

c)

nonrenewable

64.

Why are coal, oil, and natural gas classified as nonrenewable resources?

a)

They are limitless

b)

They exist in many places on Earth.

c)

They are originally from once-living things.

d)

They take millions of years to form.

65.

Which of the following is a disadvantage of fossil fuels?

a)

Not easily available

b)

causes pollution when burned

c)

only available at certain times

d)

creates long lasting waste

66.

Why is solar energy considered renewable energy?

a)

It's cheaper than fossil fuels

b)

The sun's energy would not run out for billions of years

c)

Solar energy recharges batteries

d)

All of them

67.
Geothermal energy is energy from 
a)
the sun
b)
heat from deep in the earth
c)
wind
d)
inexhaustable
68.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
69.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
70.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
71.
When you are holding a book, energy is stored between the book and Earth; this type of energy is called ________ potential energy. 
a)
Kinetic
b)
Elastic
c)
Gravitional
d)
Chemical
72.
Food has _________ energy. 
a)
Potential 
b)
Kinetic 
c)
None of the above 
d)
All of the above 
73.
Can energy be destroyed?
a)
no
b)
yes
74.
Can energy be changed?
a)
yes
b)
no
75.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
76.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
77.
What kind of energy is in a battery?
a)
Potential
b)
Kinetic
78.
When plants convert the sun's energy into food, which type of energy is it?
a)
electrical
b)
chemical
c)
thermal
d)
radiant
79.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
80.
The ability to do work is
a)
power
b)
energy
c)
thermal
d)
kinetic
81.
What is the energy of position or shape that depends on weight and height, also called stored energy?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Sound energy
82.
Energy stored in food and fuels
a)
Gravitational potential energy
b)
Chemical Potential Energy
c)
Elastic Potential Energy
d)
Energy
83.

Maximum gravitational potential energy (choose all that apply)

a)

A

b)

B

c)

C

d)

D

84.

Maximum kinetic energy

a)

A

b)

B

c)

C

d)

D

85.

Minimum kinetic energy (choose all that apply)

a)

A

b)

B

c)

C

d)

D

86.

Minimum gravitational potential energy

a)

A

b)

B

c)

C

d)

D

87.

The coaster at A has -

a)

Maximum PE, Minimum KE

b)

Minimum PE, Maximum KE

c)

Minimum PE, High KE

d)

Maximum PE, Maximum KE

88.

The coaster at B is at -

a)

Maximum PE, Minimum KE

b)

Minimum PE, Minimum KE

c)

Minimum PE, Maximum KE

d)

Maximum PE, Maximum KE

89.

which of the following has the most potential energy

a)

a car at the top of a hill

b)

a car speeding down a hill

c)

a person at the top of a hill

90.

what energy is in a stretched rubber band

a)

potential

b)

kinetic

c)

gravitational

d)

light

91.

Digestion of food in our bodies is an example of

a)

electrical energy

b)

chemical potential energy

c)

nuclear energy

d)

sound energy

92.

Charging your phone is an example of

a)

radiant energy

b)

thermal energy

c)

kinetic energy

d)

electrical energy

93.

A light bulb glowing is an example of

a)

radiant energy

b)

chemical potential energy

c)

kinetic energy

d)

mechanical energy

94.

Feeling warm from the burning of wood around a campfire or in a fireplace

a)

elastic potential energy

b)

nuclear energy

c)

thermal energy

d)

kinetic energy

95.

Splitting an atom releases this type of energy

a)

gravitational potential energy

b)

kinetic energy

c)

chemical potential energy

d)

nuclear energy

96.

Stretching a slingshot is an example of

a)

elastic potential energy

b)

sound energy

c)

chemical potential energy

d)

nuclear energy

97.

Which best completes the statement:

"energy is the ability to _________"

a)

move

b)

store material

c)

do work

d)

grow

98.

An object's kinetic energy depends

a)

only on it's mass

b)

only on it's position

c)

only on it's speed

d)

on both it's mass and speed

e)

on both it's position and mass

99.

An object's potential energy depends on

a)

only it's position

b)

only it's speed

c)

both it's speed and position

d)

none of the above

100.

Which of the following BEST explains the law of conservation of energy?

a)

energy cannot be transformed from one form to another, but it can be created or destroyed

b)

when a wave is reflected from a surface, the angle of reflection is equal to the angle of incidence

c)

energy can be transformed from one form to another, but it cannot be created or destroyed

d)

the total mass of the reactants before a chemical reaction is the same as the total mass of the products after the chemical reaction

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