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Day #103 Waves Test Review

Total questions: 102

Worksheet time: 3hrs 0mins

Name
Class
Date
1.
A quantity that is has magnitude and  direction is referred to as a
a)
vector quantity
b)
scalar quantity
2.

What is the rate of acceleration of the object between 0 and 4 seconds?

a)

1 m/s

b)

0 m/s2

c)

-1 m/s2

d)

1 m/s2

3.
An airplane lands on a runway with a velocity of 150 m/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
a)
525 m
b)
3750 m
c)
6235 m
d)
9813 m
4.
How much time would it take for an object to fall 4.7 meters?
a)
0.959 s
b)
4.79 s
c)
0.979 s
5.

A skater increases her speed uniformly from 2.0 meters per second to 8.0 meters per second over a distance of 12 meters. The magnitude of her acceleration as she travels this 12 meters is

a)

3.8 m/s2

b)

2.2 m/s2

c)

1.9 m/s2

d)

2.5 m/s2

6.

A basketball player jumped straight up to grab a rebound. If she was in the air for 0.80 second, how high did she jump?

a)

3.1 m

b)

0.78 m

c)

1.2 m

d)

0.50 m

7.

After a model rocket reached its maximum height, it then took 5.0 seconds to return to the launch site. What is the approximate maximum height reached by the rocket? [Neglect air resistance.]

a)

250 m

b)

98 m

c)

49 m

d)

120 m

8.

A ball dropped from rest falls freely until it hits the ground with a speed of 20 meters per second. What is the approximate time during which the ball is in free fall?

a)

1 s

b)

10 s

c)

2 s

d)

0.5 s

9.

A ball is thrown horizontally from the top of a building with an initial velocity of 15 meters per second. At the same instant, a second ball is dropped from the top of the building. The two balls have the same

a)

initial horizontal velocity

b)

final velocity as they reach the ground

c)

path as they fall

d)

initial vertical velocity

10.

A ball is thrown at an angle of 45o to the horizontal. What happens to the magnitude of the ball's vertical acceleration during the total time interval that the ball is in the air?

a)

It increases, then decreases

b)

It decreases, then remains the same

c)

It decreases, then increases

d)

It remains the same

11.

The path of a projectile fired at a 30o angle to the horizontal is best described as

a)

circular

b)

hyperbolic

c)

parabolic

d)

linear

12.

A projectile is launched with an initial velocity of 200 meters per second at an angle of 30 degrees above the horizontal. What is the magnitude of the vertical component of the projectile's initial velocity?

a)

200 ms ×cos⁡ 30°200\ \frac{m}{s\ }\times\cos\ 30\degree  

b)

200 mscos⁡ 30°\frac{200\ \frac{m}{s}}{\cos\ 30\degree}  

c)

200 ms ×sin⁡ 30°200\ \frac{m}{s\ }\times\sin\ 30\degree  

d)

200 mssin⁡ 30°\frac{200\ \frac{m}{s}}{\sin\ 30\degree}  

13.

A football player kicks a ball with an initial velocity of 25 meters per second at an angle of 53o above the horizontal. What is the vertical component of the initial velocity of the ball?

a)

10 m/s

b)

20 m/s

c)

15 m/s

d)

25 m/s

14.

The diagram below shows a golf ball being struck by a club. The ball leaves the club with a speed of 40. meters per second at an angle of 60.o with the horizontal. If the ball strikes the ground 7.1 seconds later, how far from the golfer does the ball land? [Assume level ground and neglect air resistance.]

a)

280 m

b)

71 m

c)

35 m

d)

140 m

15.

A ball is thrown horizontally with an initial velocity of 20.0 meters per second from the top of a tower 60.0 meters high. What is the initial vertical velocity of the ball?

a)

0 m/s

b)

60.0 m/s

c)

20.0 m/s

d)

9.81 m/s

16.

A ball is thrown horizontally with an initial velocity of 20.0 meters per second from the top of a tower 60.0 meters high. What is the approximate total time required for the ball to reach the ground? [Neglect air resistance.]

a)

12.2 s

b)

2.04 s

c)

3.50 s

d)

3.00 s

17.

A ball is thrown horizontally with an initial velocity of 20.0 meters per second from the top of a tower 60.0 meters high. What is the horizontal velocity of the ball just before it reaches the ground? [Neglect air resistance.]

a)

68.6 m/s

b)

34.3 m/s

c)

20.0 m/s

d)

9.81 m/s

18.

A rock falls from rest off a high cliff. How far has the rock fallen when its speed is 39.2 meters per second? [Neglect friction.]

a)

123 m

b)

44.1 m

c)

78.3 m

d)

19.6 m

19.

A hiker travels 1.0 kilometer south, turns and travels

3.0 kilometers west, and then turns and travels 3.0 kilometers north. What is the total distance traveled by the hiker?

a)

7.0 km

b)

5.0 km

c)

3.2 km

d)

3.6 km

20.

Which graph represents an object moving at a constant speed for the entire time interval?

a)
b)
c)
d)
21.

The graph represents the displacement of an object

moving in a straight line as a function of time. What was the total distance traveled by the object during the 10.0-second time interval?

a)

0 m

b)

16 m

c)

24 m

d)

8 m

22.

Which pair of graphs represent the same motion?

a)
b)
c)
d)
23.

The graph represents the relationship between distance and time for an object in motion. During which interval is the speed of the object changing?

a)

AB

b)

BC

c)

CD

d)

DE

24.

Which terms both represent scalar quantities?

a)

distance and displacement

b)

displacement and speed

c)

displacement and velocity

d)

distance and speed

25.

The graph shows the relationship between speed and elapsed time for a car moving in a straight line.

Based on the graph shown, calculate the total distance the car traveled during the time interval 4.0 seconds to 8.0 seconds.

a)

30 m

b)

40 m

c)

20 m

d)

96 m

26.
F, force and M, mass are constant. As angle is increased the horizontal acceleration will
a)
increase
b)
remain the same
c)
decrease
d)
increase then decrease
27.
The slope of the graph represents the ...
a)
acceleration due to gravity
b)
momentum of objects
c)
universal gravitation constant
d)
weight of objects
28.
Refer to picture.
a)
1.0 N
b)
5.0 N
c)
2.0 N
d)
50. N
29.
Refer to picture.
a)
1.2 x 10^2 N
b)
1.2 x 10^4 N
c)
1.2 x 10^3 N
d)
1.2 x 10^5 N
30.
Refer to picture.
a)
49 N
b)
5.0 N
c)
20 N
d)
4.0 N
31.
If the sum of all the forces acting on a moving object is zero, then the object will
a)
slow down and stop
b)
accelerate uniformly
c)
changes the direction of its motion
d)
continue moving with constant velocity
32.
Refer to picture.
a)
0.40 m/s^2
b)
800 m/s^2
c)
4.8 m/s^2
d)
9600 m/s^2
33.
Determine the speed of the 1.2 kilogram block after the spring is released.
a)
1.4 m/s
b)
3.0 m/s
c)
2.0 m/s
d)
3.6 m/s
34.
Refer to picture.
a)
25 N
b)
100 N
c)
50 N
d)
400 N
35.
Refer to picture.
a)
310 J
b)
3.3 J
c)
32 J
d)
0.34 J
36.
Refer to picture.
a)
1.6 x 10^-19 V
b)
2.5 x 10^2 V
c)
4.0 x 10^-3 V
d)
1.0 x 10^14 V
37.
Refer to picture.
a)
1
b)
3
c)
2
d)
4
38.
Refer to picture.
a)
gains protons
b)
loses protons
c)
gains electrons
d)
loses electrons
39.
Refer to picture.
a)
0.25 Hz
b)
25 Hz
c)
15 Hz
d)
4.0 Hz
40.
Which two points are in phase?
a)
A and C
b)
B and C
c)
A and D
d)
C and D
41.
Point A on the Standing Wave is
a)
a node resulting from destructive interference
b)
a node resulting from constructive interference
c)
an antinode resulting from destructive interference
d)
an antinode resulting from constructive interference
42.
Refer to picture.
a)
1.8 m
b)
3.0 m
c)
2.4 m
d)
11 m
43.
One Watt is equivalent to
a)
Nm
b)
Js
c)
N/m
d)
J/s
44.
Refer to picture.
a)
resonance
b)
diffraction
c)
Doppler Effect
d)
refraction
45.
Refer to picture.
a)
1.9 J
b)
30 J
c)
7.5 J
d)
56 J
46.

A leftward force is applied to a crate to push it across the floor at a constant speed. Which is the correct force diagram?

a)
b)
c)
d)
47.

A rightward force is applied to a dresser to accelerate it to the right across the bedroom floor.

a)
b)
c)
d)
48.

A push/pull exerted on an object is called

a)

Force

b)

Momentum

c)

Speed

d)

Net force

49.

The sum of all forces acting on an object and direction is called the

a)

Balanced Force

b)

Net Force

c)

Unbalanced Force

d)

Contact Force

50.

Units of momentum (p)

a)

kg m/s

b)

kg

c)

m/s

d)

Ns

51.

A purple ball and a gold ball each weigh 9.5 lbs. If the purple ball is moving at a velocity of 20 m/s, and the gold ball is moving at a velocity of 100 m/s, which ball has more momentum?

a)

purple

b)

gold

c)

their momentums are equal

52.

Your buddy Rich throws you a frisbee. It flies toward you at a speed of 22 m/s. If you use 8.8 N of force to complete the catch over a time interval of 1.0 seconds, what is the frisbee's mass?

a)

0.4 kg

b)

0.05 kg

c)

2.2 kg

d)

4.4 kg

53.
A persons walks 50 meters directly north, stops, and then travels 32 meters directly south.  What is their displacement?
a)
82 meters
b)
18 meters
c)
28 meters
54.

The pendulum in the image above has a mass of 1 kg and is dropped from a height of 0.5 m. How much kinetic energy does it have at B?

a)

0.5 J

b)

4.9 J

c)

9.8 J

d)

1.0 J

55.

What type of wave is light?

a)

electromagnetic

b)

mechanical

56.
What part of the wave is shown at letter A?
a)
crest
b)
trough
c)

amplitude

d)
frequency
57.
What is the net force?
100 N        230 N
<------        --------->
a)
30 N to the right
b)
230 N to the right
c)
130 N to the right
d)
This is a balanced force
58.
If you drop a banana, how fast is it going after 2 seconds?
a)
4.9m/s
b)
9.8m/s
c)
19.6m/s
d)
29.4m/s
59.
If you throw a baseball straight up, what is its velocity at the highest point?
a)
9.8 m/s2
b)
9.8 m/s
c)
0 m/s2
d)
0 m/s
60.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
61.

This type of wave, with both the top and bottom at the same time, is called:

a)

Periodic

b)

Standing Wave

c)

Wave Pulse

d)

Longitudinal Wave

62.

For a sound wave, the volume (loudness) of the sound is dependent on the:

a)

Amplitude

b)

Period

c)

Frequency

d)

Wavelength

63.

The frequency (color) of the light bulb changes as it moves away from one person and toward another. The reason this happens is because of

a)

interference

b)

superposition

c)

the doppler effect

d)

frequency

64.

The student with the slinky is demonstrating how to create

a)

a wave pulse

b)

a transverse wave

c)

a longitudinal wave

d)

a wave front

65.

The two waves on top are in superposition. The result of both waves coming together is shown by the dark blue wave below. This phenomena where waves can add together or cancel out is called

a)

the doppler effect

b)

diffraction

c)

in-phase

d)

interference

66.

The period of this wave is exactly

a)

1/4 s

b)

2 s

c)

1/2 s

d)

4 s

67.

These waves canceling out is an example of

a)

the doppler effect

b)

pulse

c)

destructive interference

d)

constructive interference

68.

The images above is a wave diagram showing

a)

Amplitude

b)

Constructive Interference

c)

Change in frequency

d)

In-phase waves

69.

If i multiply the frequency of a wave with its wavelength, that would equal

a)

speed

b)

period

c)

medium

d)

amplitude

70.

Which ray diagram best illustrates refraction?

a)

A

b)

B

c)

C

d)

D

71.

A beam of monochromatic red light passes obliquely from air into water. Which characteristic of the light does not change?

a)

Direction

b)

Velocity

c)

Frequency

d)

Wavelength

72.

The speed of light in corn oil is the same as the speed of light in

a)

Diamond

b)

Flint Glass

c)

Air

d)

Glycerol

73.

In which medium is the wavelength of red light the shortest?

a)

Flint Glass

b)

Crown Glass

c)

Diamond

d)

Zircon

74.

Which ray best represents Ray S as it travels from water and refracts into air.

a)

A

b)

B

c)

C

d)

D

75.

When a light wave enters a new medium and is refracted, there must be a change in the light

a)

Color

b)

Frequency

c)

Period

d)

Speed

76.

The speed of light in a piece of plastic is 2.00×1082.00\times10^8 meters per second. What is the absolute index of refraction of this plastic?

a)

1.00

b)

0.67

c)

1.33

d)

1.50

77.

Wave X travels eastward with frequency f and amplitude A. Wave Y, traveling in the same medium, interacts with wave X and produces a standing wave. Which statement about wave Y is correct?

a)

Wave Y must have a frequency of f, an amplitude of A, and be traveling eastward.

b)

Wave Y must have a frequency of 3f, an amplitude of 2A, and be traveling westward.

c)

Wave Y must have a frequency of 2f, an amplitude of 3A, and be traveling eastward.

d)

Wave Y must have a frequency of f, an amplitude of A, and be traveling westward.

78.

Which arrow best represents the path that a monochromatic ray of light travels as it passes through air, corn oil, glycerol and back into air?

a)

A

b)

B

c)

C

d)

D

79.

What occurs when light passes from water into flint glass?

a)

Its speed decreases, its wavelength becomes shorter, and its frequency remains the same.

b)

Its speed decreases, its wavelength becomes shorter, and its frequency increases.

c)

Its speed increases, its wavelength becomes longer, and its frequency remains the same.

d)

Its speed increases, its wavelength becomes longer, and its frequency decreases.

80.

What is the speed of light (f=5.09×1014 Hz)\left(f=5.09\times10^{14}\ Hz\right) in flint glass?

a)

1.81×108 ms1.81\times10^8\ \frac{m}{s}

b)

1.97×108 ms1.97\times10^8\ \frac{m}{s}

c)

3.00×108 ms3.00\times10^8\ \frac{m}{s}

d)

4.98×108 ms4.98\times10^8\ \frac{m}{s}

81.

A ray of light (f=5.09×1014 Hz)\left(f=5.09\times10^{14}\ Hz\right) traveling in air is incident at an angle of 40° on an air-crown glass interface as shown to the left. What is the angle of refraction for this light ray?

a)

25°

b)

37°

c)

40°

d)

78°

82.

Compared to the speed of a sound wave in air, the speed of a radio wave in air is

a)

Less

b)

Greater

c)

The same

83.

If the amplitude of a wave is increased, the frequency of the wave will

a)

Decrease

b)

Increase

c)

Remain the same

84.

Sound waves strike a glass and cause it to shatter. This phenomenon illustrates

a)

Resonance

b)

Refraction

c)

Reflection

d)

Diffraction

85.

A ray of monochromatic light, having a frequency of 5.09×1014 Hz5.09\times10^{14}\ Hz , is traveling in air. What is the wavelength of the ray after it enters a block Zircon?

a)

5.89×10−7 m5.89\times10^{-7}\ m

b)

6.24×10−6 m6.24\times10^{-6}\ m

c)

1.13×10−6 m1.13\times10^{-6}\ m

d)

3.07×10−7 m3.07\times10^{-7}\ m

86.
The power of an appliance is...
a)
the amount of voltage going through it 
b)
the amount of energy transferred per second
c)
the amount of charge that passes through per second
87.
Electrical power can be calculated using
a)
Resistance x Voltage
b)
Voltage x Current 
c)
Voltage ÷ Current
88.

The unit of energy is?

a)

Amp

b)

Joule

c)

kiloWatt

d)

Volt

89.

Calculate the voltage applied when a 60 watt light-bulb uses a current of 5 amps

a)

300 volts

b)

30 volts

c)

12 volts

d)

0.08 volts

90.

Calculate the power generated as a 20 A current flows through a 10Ω resistor?

a)

2 W

b)

200 W

c)

4000 W

d)

400 W

91.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
92.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
93.
As resistors are added in series to a circuit, the total resistance will...
a)
increase
b)
decrease
c)
stay the same
94.
The current going through the 45 ohm resistor is 
a)
0.05 amps
b)
0.2 amps
c)
0.1 amps
d)
5 amps
95.
The total resistance of this circuit is 
a)
25.7 ohms
b)
315 ohms
c)
324 ohms
d)
90 ohms
96.
Pick the correct sentence.
a)
This circuit will work because it is a closed circuit.
b)
Energy will freely flow in this circuit.
c)
This circuit will not work because there is no energy source.
d)
This circuit will not work because there is no switch.
97.
A 10Ω, 15Ω, and 20Ω resistor are connected in series to a 90 V power source. What is the equivalent resistance?
a)
10Ω
b)
15Ω
c)
20Ω
d)
45Ω
98.
A 10Ω, 15Ω, and 20Ω resistor are connected in series to a 90 V power source. If the equivalent resistance is 45Ω, what is the current (I)?
a)
1 A
b)
2 A
c)
3 A
d)
4 A
99.
Why are homes not wired in series circuits?
a)
The house will burn down
b)
If you turn off one appliance, the rest will turn off. 
c)
Homes are wired in series circuits.
100.
How should you put in an Ammeter?
a)
In Parallel
b)
In Series
101.
Two resistors are connected to a source of voltage as shown in the diagram below. At which position should an ammeter be placed to measure the current passing only through resistor R1?
a)
1
b)
2
c)
3
d)
4
102.

What is the total resistance of the circuit shown above?

a)

25 Ω25\ \Omega

b)

40 Ω40\ \Omega

c)

20.2 Ω20.2\ \Omega

d)

2.5 Ω2.5\ \Omega

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