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CSHS Year 8 Physics Revision QUIZ

Total questions: 65

Worksheet time: 1hrs 27mins

Name
Class
Date
1.
 Biomass, petroleum, natural gas, propane, and coal are examples.
a)
Chemical Energy
b)
Radiant Energy
c)
Stored Mechanical Energy
d)
Gravitational Energy
2.
Energy stored in the bonds of atoms and molecules. 
a)
Chemical Energy
b)
Radiant Energy
c)
Stored Mechanical Energy
d)
Gravitational Energy
3.
Stored energy 
a)
Thermal Energy
b)
Stored Mechanical Energy
c)
Kinetic Energy
d)
Potential Energy
4.
Energy stored in the nucleus of an atom-the energy that holds the nucleus together. The energy in the nucleus of a uranium atom is an example.
a)
Electrical Energy
b)
Nuclear Energy
c)
Radiant Energy
d)
Potential Energy
5.
Compressed springs and stretched rubber bands are examples.
a)
Potential Energy
b)
Stored Mechanical Energy
c)
Radiant Energy
d)
Kinetic Energy
6.
Energy of place or position. 
a)
Gravitational Energy
b)
Mechanical Energy
c)
Thermal Energy
d)
Chemical Energy
7.
Motion Energy
a)
Stored Mechanical Energy
b)
Potential Energy
c)
Electrical Energy
d)
Kinetic Energy
8.
 Solar energy is an example.
a)
Sound Energy
b)
Thermal Energy
c)
Radiant Energy
d)
Gravitational Energy
9.
Movement of electrons. 
a)
Nuclear Energy
b)
Radiant Energy
c)
Mechanical Energy
d)
Electrical Energy
10.
What are fossil fuels?
a)
Dinosaur bones
b)
Resources made from once living organisms 
c)
Combination of different rocks
d)
Gas Stations
11.
Which of the following is not a type of fossil fuel? 
a)
Coal
b)
Light
c)
Petroleum
d)
Natural Gas
12.
Why do we depend on fossil fuels? 
a)
Electricity, transportation, and heating
b)
Food
c)
Sunlight
d)
Growing, building muscle, calcium
13.
Where did the energy for fossil fuels come from?
a)
Animals
b)
Plants
c)
Sun
d)
Chemosynthesis
14.
Why is burning fossil fuels harmful? 
a)
then we won't have any fossil fuels if we burn them all
b)
They can get extremely hot
c)
Increases the amount of greenhouse gases in the air
d)
this would destroy fossils
15.

What force is important in the creation of both coal and petroleum?

a)

Putrefaction

b)

Petrification

c)

Pressure

d)

Oxidation

16.
What best describes the energy conversion that occurs when you turn on a hair dryer?
a)
electric to kinetic to thermal and sound
b)
chemical to thermal to light and sound
c)
nuclear to electrical to thermal and sound
d)
kinetic to light to thermal and sound
17.
Turning on a lamp is an example of energy transformation from electrical to 3 forms of energy. Which of these is NOT created by the lamp?
a)
radiant
b)
light
c)
heat
d)
chemical
18.
In energy transformations, "wasted energy" usually takes what form?
a)
heat
b)
chemical energy
c)
light
d)
sound waves
19.
What two forms of energy are given off by a burning candle?
a)
heat and light
b)
mechanical and electrical
c)
nuclear and light
d)
potential and heat
20.
Which of the following converts chemical energy to electrical energy?
a)
Battery
b)
Person eating food
c)
Automobile
d)
Camp Fire
21.

unit of measure for energy

a)

Joules

b)

simple carbohydrates

c)

complex carbohydrates

d)

glucose

22.
Energy causes ___________ to occur.
a)
change
b)
motion
c)
age
23.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Electromagnetic
24.
When plants convert the sun's energy into food, which type of energy does the sun energy become?
a)
kinetic
b)
chemical
c)
thermal
25.
What form of energy do plants use to make sugar in the photosynthetic process?
a)
heat energy
b)
chemical energy
c)
solar energy
d)
kinetic energy
26.
What form of energy is stored in the bonds between molecules of matter?
a)
chemical energy
b)
heat energy
c)
kinetic energy
d)
mechanical energy
27.
the ability to do work
a)
energy
b)
Matter
c)
photons
d)
potential energy
28.
At what position does the rock have the greatest kinetic energy?
a)
A
b)
B
c)
D
d)
E
29.

Bob runs 1800 seconds at an average speed of 1.5 m/sec. How far did he go?

a)

4500 m

b)

3500 m

c)

2700 m

d)

1400 m

30.
What is the speed of an object that travels 60 meters in 4 seconds?
a)
240 m/s
b)
15 m/s
c)
0.067 m/s
d)
15 mph
31.

Bill jogs 400 meters to Andy's house, turns around, and runs 400 meters back home. He does so in 267 seconds. What is Bill's average speed?

a)

about 3 m/s

b)

about 1.5 m/s

c)

0

d)

about 4 m/s

32.
What is this objects speed at 2 s?
a)
5 m/s
b)
5 s/m
c)
20 m/s
d)
20 s/m
33.
What is the speed of this object at 3 seconds?
a)
5 m/s
b)
45 m/s
c)
5 s/m
d)
45 s/m
34.
What is the equation to calculate time?
a)
time = speed/distance
b)
time = distance/speed 
c)
time = speed x distance 
d)
time = distance x speed
35.
Dave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?
a)
400 minutes
b)
100 minutes
c)
100 seconds 
d)
.25 seconds 
36.
A measure of how much matter an object has is--
a)
weight
b)
gravity
c)
mass
d)
volume
37.
As an object's mass increases, its gravitational pull will ____________.
a)
decrease
b)
increase
c)
stay the same
d)
get weaker
38.
Why would you weigh less on the moon compared to Earth?
a)
less air
b)
less sunlight
c)
more gravitational pull
d)
less gravitational pull
39.
What is the definition of "weight"?
a)
the force in which gravity pulls on an object
b)
the time it takes to get on a ride 
c)
the amount of matter in an object
d)
the size of an object
40.
If you travel to the moon will your mass be greater than, less than, or the same as on Earth?
a)
greater
b)
same
c)
less
d)
What?!
41.
If an object mass =30 Kg on the Earth, what would be it's weight on Earth?
a)
30 N
b)
300 kg
c)
3000N
d)
300 N
42.
If the weight of a body on the Earth's surface is 600 N, what would be it's weight on moon?
a)
3600 N
b)
100 N
c)
6000 N
d)
200 N
43.

What would weigh more, a 20 N sack of Bricks, or a 20 N sack of feathers?

a)

The sack of bricks

b)

The sack of feathers

c)

They are equal in weight

44.

What would have the greater mass? A 35 N sack of bricks on the moon(g=1.62m/s2), or a 200 N sack of feathers on earth(g=9.8m/s2)?

a)

The sack of bricks

b)

The sack of feathers

c)

They would have the same mass

45.

Weight is best described as

a)

An objects resistance to acceleration

b)

What causes an object to fall

c)

The downward force exerted on a mass due to gravity

d)

A force solely dependent on an objects mass

46.

What is the weight of a 15 kg object on earth? (Use g= 9.8 m/s2)

a)

147 N

b)

.65 N

c)

1.53 N

d)

207 N

47.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
48.
which point has the most potential energy
a)
G
b)
f
c)
b
d)
a
49.
How much pontential energy is at the top of a hill on a rollar coaster ride
a)
100%
b)
50%
c)
0%
d)
20%
50.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
51.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases 
c)
The kinetic energy decreases while the potential energy increases 
d)
Bothe the potential energy and kinetic energy increase 
52.
If a bicyclist travels 30 kilometers in two hours, her average speed is
a)
30 km/h.
b)
60 km/h.
c)
15 km/h.
d)
2 km/h.
53.
If a ship has an acceleration of 3 kilometers per hour per hour, its speed is expressed in the unit ____________________.
a)
m/hr
b)
k/hr
c)
meter/sec
d)
cm/hr
54.
The SI unit in which KE is often measured is the
a)
Newton
b)
Kilo
c)
Joules
55.
There is a bell at the top of a tower that is  10m high.  The bell weighs 10 N. What is the potential energy? 
a)
98 m/hr
b)
980 Joules
c)
980
d)
100 N
56.
The abbreviation of the unit of acceleration (meters per second per second) is ____________________.
a)
mi/ hr
b)
m/s2
c)
cm/sec
d)
all of the above
57.
The independent variable...
a)
is the thing we measure
b)
is the thing we draw
c)
is the thing we keep the same
d)
is the thing we change
58.
The variable that we measure is called the...
a)
independent variable
b)
control variable 
c)
dependent variable 
d)
dab variable 
59.
In a fair test you should...
a)
only change one variable (the independent variable)
b)
change all the variables 
c)
change no variables 
60.
The control variables....
a)
are kept the same 
b)
are observed, measured and recorded
c)
are gotten rid of
61.
In an experiment looking at how heat affects evaporation, which is the independent variable (the thing we change)?
a)
The amount of heat
b)
The amount of evaporation
c)
The amount of water 
62.
In an experiment looking at how heat affects evaporation, what is the dependent variable (the thing we measure)?
a)
The amount of water
b)
The amount of heat
c)
The amount of evaporation
63.

Amy wants to investigate which brand of batteries last longer. She want to use her MP3 player to test them.


Which of the following is the independent variable?

a)

Volume of the MP3 player

b)

Time of playing

c)

Brand of batteries

d)

Status of batteries (new/used)

e)

Size of batteries (AA, AAA, C, D...)

64.

Bob wants to investigate whether we feel warmer or cooler when wearing shirts of different colours. He designed an experiment: putting thermometers into paper bags of different colours and placing them under a table lamp for 1 hour.


Which of the following is the independent variable?

a)

Time of putting under the lamp

b)

Colour of paper bags

c)

Type of thermometer

d)

Size of the paper bags

e)

Temperature of paper bags

65.

Bob wants to investigate whether we feel warmer or cooler when wearing shirts of different colours. He designed an experiment: putting thermometers into paper bags of different colours and placing them under a table lamp for 1 hour.


Which of the following is the dependent variable?

a)

Time of putting under the lamp

b)

Colour of paper bags

c)

Type of thermometer

d)

Size of the paper bags

e)

Temperature of paper bags

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