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WorksheetsPhysics Final Review Semester 2
Total questions: 84
Worksheet time: 2hrs 23mins
Name
Class
Date
1.
Calculate the PE of a 2 kg cat perched 10 meters above the ground.
a)
20 J
b)
200 J
c)
2.04 J
d)
200 W
2.
Calculate the Kinetic Energy (KE) of a girl whose mass is 50 kg who is moving at 4 m/s.
a)
200 J
b)
800 J
c)
400 J
d)
100 J
3.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
4.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
5.
Work is:
a)
A transfer of energy by a force to move and object
b)
Something you get paid for
c)
Something you take home
d)
Makes you sweat
6.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
7.
The formula for work is:
a)
d = r x t
b)
p = m x v
c)
f = m x a
d)
w = d x f
8.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
9.
Juan observed a collision in a lab where the kinetic energy after the collision was equal to the kinetic energy before the collision. This type of collision is
a)
Inelastic
b)
Elastic
c)
Explosion
10.
Waves move ___ through vibrations
a)
Energy
b)
Matter
c)
Mass
d)
Weight
11.
Longitudinal waves are ______.
a)
Parallel
b)
Perpendicular
c)
Crazy
12.
Transverse waves are ___.
a)
Parallel
b)
Perpendicular
c)
Weird
13.
Which is the wavelength?
a)
1
b)
2
c)
3
d)
4
14.
If the frequency gets higher, the wavelength gets
a)
longer
b)
shorter
15.
The pitch of the sound depends on
a)
frequency
b)
amplitude
c)
wavelength
16.
The loudness of the sound depends on
a)
wavelength
b)
amplitude
c)
frequency
17.
Which EM wave has the lowest frequency?
a)
radio
b)
xray
c)
gamma
d)
infrared
18.
Which EM wave has the longest wavelength?
a)
light
b)
radio
c)
ultraviolet
d)
red
19.
Is refracting light bending or bouncing?
a)
bending
b)
bouncing
20.
A blue tshirt looks blue because of ___.
a)
reflection
b)
refraction
c)
diffraction
21.
Rainbows are ______ light.
a)
Refracting
b)
Reflecting
c)
Diffracting
d)
Absorbing
22.
Which color has the lowest frequency?
a)
red
b)
green
c)
blue
d)
violet
23.
How often a wave occurs is the wave's __________________
a)
crest
b)
frequency
c)
wavelength
d)
resting point
24.
The distance between 2 corresponding parts of a wave (example- crest to crest) is its _____________________
a)
trough
b)
frequency
c)
amplitude
d)
wavelength
25.
The frequency of a wave is measured in __________________.
a)
inches
b)
hertz
c)
periods
d)
eras
26.
Any material that a wave travels through is called a ____________________.
a)
vibration
b)
compression
c)
medium
d)
crest
27.
What are the highest parts of a transverse wave called?
a)
amplitude
b)
trough
c)
resting point
d)
crest
28.
In longitudinal waves, the parts where the coils are spread apart are called what?
a)
rarefactions
b)
compressions
c)
mechanicals
d)
longitudes
29.
In a longitudinal wave, the parts where the coils are close together are called what?
a)
longitudes
b)
rarefactions
c)
compressions
d)
contractions
30.
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
31.
The speed of a sound wave depends on
a)
the frequency
b)
the medium
c)
both air temperature and medium
d)
the air temperature
32.
The Doppler effect can cause an apparent change in...
a)
loudness
b)
intensity
c)
pitch
d)
reasonance
33.
As a sound source approaches and then moves past a stationary observer, the observer will hear
a)
a steady rise in pitch
b)
a sudden drop in pitch
c)
a drop in pitch, then a rise in pitch
d)
a rise in pitch, then a drop in pitch
34.
True or False: Can sound travel through a vacuum (space).
a)
True
b)
False
35.
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.
36.
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
37.
How many waves are in this wave chain?
a)
6
b)
3
c)
4
d)
5
38.
A tennis coach paces back and forth along the sideline 10 times in 2 minutes. The frequency of her pacing is
a)
5 Hz
b)
5 s
c)
0.08 Hz
d)
0.08 s
39.
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
40.
Constructive interference will cause the wave to
a)
Increase its displacement
b)
Decrease its displacement
c)
Make its displacement stay the same
41.
Destructive interference is
a)
When the two waves affect each other in a negative way
b)
The two waves add together and produce a single wave of greater amplitude
c)
Are in phase
42.
Which wave behavior do noise cancelling headphones use?
a)
diffraction
b)
refraction
c)
constructive interference
d)
destructive interference
43.
In a standing wave, destructive interference creates points of zero amplitude called nodes. Which letters represent this.
a)
A,E,F
b)
B,D,F
c)
B,C,D
d)
A,C,F
44.
In a standing wave, constructive interference creates larger amplitudes. The points of maximum amplitude are antinodes. The letters for these are?
a)
B,C,D
b)
A,E,F
c)
A,C,F
d)
B,D,E
45.
Resonance occurs when
a)
an object is forced to vibrate at its natural frequency.
b)
sound changes speed in going from one medium to another.
c)
the amplitude of a wave is amplified.
d)
sound makes multiple reflections
46.
The image describes what kind of interference?
a)
constructive
b)
destructive
c)
both, resulting in a beat
d)
none, resulting in a beat
47.
An interaction that occurs when 2 waves meet is known as what?
a)
Diffraction
b)
Standing wave
c)
Interference
d)
Resonance
48.
Long sound waves are...
a)
high pitched
b)
low pitched
c)
medium pitched
49.
Short sound waves are...
a)
high pitched
b)
low pitched
c)
medium pitched
50.
The Doppler effect is seen when a wave-making source moves toward an observer.
a)
True
b)
False
51.
Latif wakes up one morning and sees that it is foggy outside. Which term best describes the fog he sees?
a)
opaque
b)
reflective
c)
translucent
d)
transparent
52.
Habib looks around his classroom at different objects. Which object reflects almost all of the light that strikes it?
a)
a white poster board
b)
clear window class
c)
a red book cover
d)
black construction paper
53.
During a thunderstorm, Sanjay saw lightning and then heard thunder 5 s later. Why does he see the lightning before he hears the thunder?
a)
He would have seen the lightning and heard the thunder at the same time.
b)
Sound travels faster than light.
c)
Light travels faster than sound.
d)
There is no reason.
54.
In the diagram, which letter represents the angle of incidence?
a)
A
b)
B
c)
C
d)
D
55.
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
a)
equal
b)
double
c)
half
56.
This diagram best represents
a)
reflection
b)
refraction
c)
absorption
d)
diffusion
57.
The three primary colors of light are
a)
Red, Blue, Yellow
b)
Pink, Green, Blue
c)
Violet, Green, Red
d)
Blue, Green, Red
58.
Objects that ABSORB all colors of light will appear _______.
a)
white
b)
black
c)
multi-colored
d)
gray
59.
What two colors of light make purple?
a)
Red and White
b)
Red and Blue
c)
Red and Green
d)
Red and Black
60.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
61.
The flow of electricity in a circuit-
a)
current
b)
flow
c)
circuit
62.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
63.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
64.
The unit for current is the
a)
Volt
b)
Ohm
c)
Electron
d)
Amp
65.
In a ________ circuit there are multiple paths for the current to take.
a)
Series
b)
Parallel
66.
In a _________ circuit, if one bulb goes out then the entire circuit doesn't work.
a)
Series
b)
Parallel
67.
The continuous flow of electric charges through a material is called...
a)
Electric Field
b)
Electric Force
c)
Electric Current
d)
Electric Circuit
68.
Identify the conductor below.
a)
cloth rag
b)
plastic bottle
c)
gold ring
69.
What is the unit for resistance?
a)
Volts
b)
Amperes
c)
Ohms
70.
What type of circuit is pictured?
a)
series
b)
parallel
71.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
72.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
73.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
74.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
5Ώ
75.
What is the power of a 20V bulb with 5A through it?
a)
100W
b)
100V
c)
6.3W
d)
6.3A
76.
What is the current through a 11V bulb with a power of 99W?
a)
9W
b)
9A
c)
60V
d)
60A
77.
What voltage is needed to cause a 50A current flow through a 10Ω resistor?
a)
15V
b)
500V
c)
500 kV
d)
0.2V
78.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
79.
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
80.
The image shows two charged particles with a force of 2.4 N. What would you predict the force of interaction would be when the magnitude of charge on q2 doubles?
a)
9.6 N
b)
4.8 N
c)
1.2 N
d)
.6 N
81.
A 5 C and 8 C charge give off a force of 2.5 x 109 N. What is the distance between them?
a)
11 m
b)
12 m
c)
121 m
d)
144 m
82.
In a _______ a spinning turbine moves magnets which generates an electric current.
a)
Motor
b)
Generator
83.
Generators are devices that convert _____ energy into _____ energy.
a)
chemical; mechanical
b)
mechanical; electrical
c)
electrical; mechanical
d)
potential; kinetic
84.
What is produced by moving a permanent magnet through a coil of copper wire?
a)
electricity
b)
electromagnet
c)
light
d)
sound
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