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WorksheetsScience 9 Semester 2 Final Review
Total questions: 115
Worksheet time: 3hrs 57mins
Name
Class
Date
1.
What property of this wave is represented by the letter "A"
a)
amplitude
b)
crest
c)
trough
d)
wavelength
2.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
3.
The highest point on a wave is:
a)
the crest
b)
the trough
c)
the top
d)
the coast
4.
The lowest point on a wave is the:
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
5.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal
d)
transverse wave
6.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
7.
When the frequency of a wave increases, what happens to the wavelength?
a)
The wavelength is not directly affected by the frequency of a wave.
b)
The wavelength increases.
c)
The wavelength decreases.
d)
More specific information is needed to form a conclusion about the wavelength.
8.
A mechanical wave cannot travel through...
a)
a vacuum(empty space).
b)
water.
c)
air.
d)
glass.
9.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
10.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
11.
Which of the following can sound travel through?
a)
solid
b)
liquid
c)
gas
d)
all of the above
12.
regular disturbances that carry energy through matter or space
a)
crest
b)
energy
c)
wave
d)
trough
13.
which material does sound travel the fastest?
a)
solid
b)
liquid
c)
gases
14.
All waves carry ________ as they travel from one place to another.
a)
matter
b)
space
c)
energy
d)
water
15.
The SI unit for frequency is ________.
a)
m
b)
m/s
c)
hertz
d)
s
16.
Which is an example of a longitudinal wave?
a)
light wave
b)
sound wave
c)
visible wave
d)
radio wave
17.
What is a medium?
a)
something between a small and a large?
b)
the substance through which a wave can travel
c)
a pattern of vibration that simulates when a wave is standing still
d)
the distance from any point on a wave to an identical point on the next wave
18.
One end of the rope is vibrated to produce a wave with a wavelength of .25 m. The Frequency of the wave is 3.0 Hz. What is the speed of the wave?
a)
3.00 m/s
b)
2.50 m/s
c)
.75 m/s
d)
1.25 m/s
19.
A wave has frequency of 50 Hz and a wavelength of 10 m. What is the speed of the wave?
a)
500 m/s
b)
50 m/s
c)
5 m/s
d)
0.5 m/s
20.
Longitudinal waves are ______.
a)
Parallel
b)
Perpendicular
c)
Crazy
21.
Transverse waves are ___.
a)
Parallel
b)
Perpendicular
c)
Weird
22.
When a wave strikes and object and bounces off. (example echo)
a)
medium
b)
refraction
c)
reflection
d)
interference
23.
When a wave bends as it passes through at an angle from one medium to another.(example: pencil in a glass of water-)
a)
medium
b)
refraction
c)
reflection
d)
interference
24.
Which term best represents what happens when two wave pulses meet as they approach each other on a string?
a)
constructive interference
b)
destructive interference
c)
absorbed interference
d)
static interference
25.
The particles in a compressional wave that are farthest apart are called ______________.
a)
wavelengths
b)
Hertz
c)
rarefactions
d)
compressions
26.
When the crest of one wave passes through the trough of another wave what occurs?
a)
the wave disappears
b)
gets faster
c)
constructive interference
d)
destructive interference
27.
An object causes a wave to change direction and bend toward it.
a)
Reflection
b)
Refraction
c)
Diffraction
d)
Interference
28.
This is what you get when sound waves are reflected, or bounce back, off of a hard surface.
a)
Amplitude
b)
Pitch
c)
Volume
d)
Echo
29.
The speed of a sound wave depends on
a)
the frequency
b)
the medium
c)
both air temperature and medium
d)
the air temperature
30.
True or False: Can sound travel through a vacuum (space).
a)
True
b)
False
31.
Why is sound able to travel faster through a solid than a gas?
a)
Gas molecules are packed tightly.
b)
Sound does not travel faster through a solid than a gas.
c)
Solid molecules are packed tightly.
d)
Gas molecules move slowly.
32.
What unit is the intensity of sound measured in?
a)
decibels (dB)
b)
Hertz (Hz)
c)
meters per second (m/s)
d)
meters
33.
When a sound is LOUDER what wave measurement gets bigger?
a)
Frequency
b)
Amplitude
c)
Wavelength
d)
Speed
34.
What does PITCH depend on?
a)
wave amplitude
b)
wave frequency
c)
wave speed
35.
Where is a place a person would hear NO sound?
a)
in a cave
b)
in a desert
c)
in space
d)
in water
36.
The Doppler effect can cause an apparent change in...
a)
loudness
b)
intensity
c)
pitch
d)
reasonance
37.
When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes
ex. police car siren sounding lower pitch after the car passes
a)
pitch
b)
frequency
c)
Doppler Effect
d)
medium
38.
High frequency causes __________ pitch
a)
high
b)
low
39.
_____ is a method of locating things underwater using echolocation.
a)
trees
b)
solar
c)
sonar
d)
turpentine
40.
which is a tool that is used in medicine to view internal organs and pregnancy.
a)
radar
b)
doppler
c)
ultrasound
d)
sonar
41.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
42.
which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
43.
electromagnetic waves with the longest wavelengths are
a)
gamma rays
b)
x-rays
c)
infrared waves
d)
radio waves
44.
Which waves are used to show heat loss with heat sensitive cameras?
a)
Infrared radiation
b)
ultraviolet radiation
c)
microwaves
d)
gamma rays
45.
Which waves are the type that can give us suntans and sunburns?
a)
Infrared radiation
b)
Ultraviolet radiation
c)
Radio waves
d)
X-rays
46.
________________ are waves used by cops to test the speed of your car with RADAR.
a)
Ultraviolet
b)
Infrared
c)
Radio
d)
Microwaves
47.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
48.
Electromagnetic waves________________travel through space.
a)
Never
b)
Cannot
c)
Can
d)
Wish they could
49.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
50.
_______ carry the greatest amount of energy.
a)
x-rays
b)
gamma rays
c)
infrared rays
d)
visible light
51.
This type of Electromagnetic wave shows a break in bones.
a)
gamma ray
b)
x-ray
c)
brokenometer
d)
radio wave
52.
Select the correct order of waves on the Electromagnetic Spectrum
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
53.
What is the spectrum that contains gamma rays, x-rays, ultraviolet , infrared, and radio waves called?
a)
The Transverse Spectrum
b)
The Electromagnetic Spectrum
c)
The Energy Spectrum
d)
The Ultraviolet Spectrum
54.
Electromagnetic waves are produced when a(n) _________ vibrates or accelerates.
a)
electric charge
b)
magnet
c)
neutron
d)
none of the above
55.
Which letter shows reflection?
a)
Pathway A
b)
Pathway B
c)
Pathway C
d)
Pathway D
56.
What is this image an example of?
a)
Reflection
b)
Diffusion
c)
Refraction
57.
What does the speedometer on your dashboard tell you?
a)
speed
b)
distance
c)
average speed
d)
instantaneous speed
58.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
59.
LT2: Grayson walks 5 meters in 5 seconds. What is his average speed?
a)
25 m/sec
b)
1 m/sec
c)
5 m/sec
d)
.25 m/sec
60.
LT4: The graph shows Ashley riding her bike to Maria's house.
What is occurring from point A to point B?
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
61.
LT4: The graph shows Ashley riding her bike to Maria's house.
What was occurring from point B to point C?
What was occurring from point B to point C?
a)
She was increasing her speed.
b)
She stopped for 4 minutes
c)
She was decreasing in speed
62.
LT4: The graph shows Ashley riding her bike to Maria's house.
What was her average speed for the ENTIRE trip?
What was her average speed for the ENTIRE trip?
a)
1600 m/min
b)
200 m/min
c)
160 m/min
63.
LT5: What is velocity?
a)
Time + Distance
b)
Speed in a given direction
c)
A fast dinosaur
d)
The direction a storm is moving
64.
Speed =
a)
distance / time
b)
time / distance
c)
distance * time
65.
The graph represents
a)
No motion
b)
Constant velocity
c)
Acceleration
d)
Deceleration
66.
_____is a change in the velocity of an object.
a)
Direction
b)
Speed
c)
Displacement
d)
Acceleration
67.
A car accelerates from a standstill to 70 m/s in 10 seconds. What is the acceleration?
a)
0.7m/s2
b)
7m/s2
c)
14m/s2
d)
none of the above
68.
Acceleration can be classified as _______________
a)
Speeding up
b)
Slowing Down
c)
Changing directions
d)
All of the above
69.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
70.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
71.
What is the Net Force in this picture?
a)
40N, left
b)
40N, right
c)
20N, balanced
d)
0N, balanced
72.
Is this and example of a balanced or unbalanced force?
a)
balanced
b)
KITTIES!
c)
unbalanced
d)
pshhh
73.
friction is a force that acts
a)
in the same direction as the motion
b)
opposite to the direction of the motion
c)
opposite to the applied forces
d)
the same direction as the applied force
74.
"For every action, there is an equal and opposite reaction."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
75.
Force = Mass x Acceleration
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
76.
"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
77.
The tendency of an object to resist changes in its motion is...
a)
inertia
b)
force
c)
acceleration
d)
velocity
78.
Which law explains why when you put a book on a table the table pushes on the book
a)
3rd law
b)
4th law
c)
1st law
d)
2nd law
79.
A person is pushed forward into their seatbelt when a car stops
a)
1st
b)
2nd
c)
2 and 3
d)
3rd
80.
A soccer ball accelerates more than a bowling ball when thrown with the same force.
a)
1st Law
b)
2nd Law
c)
3rd Law
81.
What is the difference between mass and weight?
a)
mass is how much matter is in an object, and weight is the gravitational pull on that object
b)
mass and weight are the same
c)
weight affects how much mass is in an object
d)
weight is determined by how many atoms make up an object
82.
When you squeeze a bottle in the middle with a force what force is applied to the fluid at the top of the bottle
a)
less force
b)
more force
c)
the same force
d)
cannot be predicted
83.
What system used in many applications like forklifts or jacks works on Pascal's principle
a)
hydraulics
b)
sprockets
c)
widgets
d)
brakes
84.
whose principle says when a fluid's speed increases the pressure of that fluid decreases
a)
Archimedes'
b)
Pascal's
c)
Einstein's
d)
Bernoulli's
85.
whose principle says buoyant force = the weight of the fluid an object displaces
a)
Archimedes
b)
Pascal
c)
Bernoulli
d)
Einstein
86.
What force causes the wood to float
a)
weight
b)
density
c)
buoyant
d)
gravity
87.
The amount of force pushing on an area is the definition of....
a)
Fluid
b)
Viscosity
c)
Barometer
d)
Pressure
88.
Any substance that can flow or move all on its own is called a
a)
fluid
b)
barometer
c)
solid
d)
vacuum
89.
What happens to pressure as you go deeper under water?
a)
it increases
b)
it decreases
c)
it stays the some
d)
no soup for you!
90.
What happens to air pressure as you go up a mountain?
a)
it increases
b)
it decreases
c)
stays the same
d)
i like chocolate cake!
91.
A force exerted over a distance to move an object is ______________________.
a)
power
b)
work
c)
momentum
d)
Watt
92.
A 5000N block is lifted 10 m. How much work was done?
a)
50000 J
b)
5000 J
c)
500 J
d)
50 J
93.
What is the equation for work?
a)
Work = mass * acceleration
b)
Work = force * distance
c)
Work = force/distance
d)
Work = speed/time
94.
What is the equation for power?
a)
Power = Work/time
b)
Power = Force/time
c)
Power = time/distance
d)
Power = Work * time
95.
What is power?
a)
transfer a force through a distance
b)
the rate of speed
c)
the rate of work being done
d)
transfer of space over time
96.
Any device that makes work easier is called a ______________________.
a)
Joule
b)
prop
c)
lever
d)
machine
97.
Which of the following is the best example of work being done.
a)
doing homework
b)
lifting a box
c)
pushing a stationary box
d)
holding a box
98.
Would it be easier to move a box of the same mass up a ramp that was long and gradual or short and steep?
a)
long and gradual
b)
short and steep
99.
what kind of lever?
a)
1st class
b)
2nd class
c)
3rd class
100.
what kind of lever?
a)
1st class
b)
2nd class
c)
3rd class
101.
Which of the following is a second class lever?
a)
wheelbarrow
b)
see saw
c)
pliers
d)
fishing pole
102.
Work input will always be _______ work output.
a)
greater than
b)
less than
c)
the same as
103.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
104.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
105.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
106.
When a baseball falls from its highest point, the energy is changing from_____.
a)
kinetic to potential
b)
potential to kinetic
c)
thermal to kinetic
d)
chemical to potential
107.
Potential energy that depends on height or position from surface of the Earth is
a)
Gravitational potential energy
b)
Chemical potential energy
c)
Elastic potential energy
d)
Magnetic potential energy
108.
T/F Mechanical energy is the sum of _______________energy and ______________ energy in a system.
a)
thermal and nuclear
b)
kinetic and chemical
c)
potential and kinetic
d)
nuclear and radiant
109.
Energy that comes from the subatomic particles.
a)
chemical energy
b)
Nuclear energy
c)
Sound energy
d)
Electrical energy
110.
Energy that is stored in bonds between atoms is:
a)
Mechanical energy
b)
Chemical energy
c)
Kinetic energy
d)
Nuclear energy
111.
Energy caused by the movement in the particles of matter.
a)
Nuclear energy
b)
Sound energy
c)
electromagnetic energy
d)
Thermal energy
112.
Energy that is caused by vibrations in the air. A form of kinetic energy.
a)
Light energy
b)
Electrical energy
c)
Nuclear energy
d)
Sound energy
113.
There are 3 Main Fossil Fuels. We Know Them As --
a)
Carbon Dioxide, Oxygen, Nitrogen
b)
Cookies, Nutella, Granola
c)
Coal, Oil, Natural Gas
d)
Canyons, Oceans, Nymph
114.
__________ is an energy resource that WILL NOT run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
c)
Fossil Fuel
d)
Forever Fuel
115.
Nonrenewable resources are natural resources, such as fossil fuels, that will eventually be used up and can never be replaced
a)
True
b)
False
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