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Waves Unit 4 Exam

Total questions: 40

Worksheet time: 2hrs 8mins

Name
Class
Date
1.
What do waves carry from place to place?
a)
Energy, but not matter or particles
b)
Energy and matter or particles
c)
Matter or particles but not energy
d)
Neither energy nor matter or particles
2.
In the wave equation (λ) represents what?
a)
amplitude
b)
wavelength
c)
frequency
d)
wave speed
3.
What happens when you increase the amplitude of a sound?
a)
it makes the sound louder
b)
it makes the sound travel faster
c)
it increases the wavelength of the sound
d)
it increases the frequency of the sound
4.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
5.
What property of this wave is represented by the letter "A"
a)
amplitude
b)
crest
c)
trough
d)
wavelength
6.
The distance from one point to the next corresponding point on a wave is called the ________________.
a)
waveform
b)
peak
c)
amplitude
d)
wavelength
7.

The number of waves that pass a fixed point in a given amount of time is...

a)

frequency

b)

wave speed

c)

amplitude

d)

wavelength

8.
The highest point on a wave is:
a)
the crest
b)
the trough
c)
the top
d)
the coast 
9.
The lowest point on a wave is the:
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
10.
Which is the correct equation for calculating the speed of a wave?
a)
T = 1/f
b)
Speed= Wavelength x Period
c)
Speed = Wavelength/Frequency
d)
Speed= Wavelength x Frequency
11.
Which answer best explains what causes a wave?
a)
Shaking
b)
Potential energy
c)
Light
d)
Vibrations
12.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
13.
Sound needs a medium to travel through.  What is a medium?
a)
solid, liquid, gas
b)
open space
c)
waves
d)
nothing
14.

What is the frequency of a wave?

a)

# of oscillations produced in a certain amount of time

b)

The distance the wave oscillates from it's resting position

c)

The lowest point of a transverse wave

d)

Resting point of a wave - no wave movement

15.

What parts of the wave can be used to help measure the wavelength? Hint: There are two correct answers

a)

Crest to crest

b)

Trough to trough

c)

Resting position to wavelength

d)

Amplitude + Frequency

16.

The Doppler Effect makes the ____________ of a sound either higher or lower than it actually is.

a)

pitch

b)

magnetic

c)

amplitude

d)

transverse

17.

Refraction is the ________________ of light.

a)

reflecting

b)

bending

c)

transferring

d)

transforming

18.
Refraction is the bending of a wave disturbance as it passes from one _________ into another.
a)
glass
b)
medium
c)
area
d)
boundary
19.

Why does the straw appear to be bent?

a)

light is reflected

b)

light is absorbed

c)

light is turned

d)

light is refracted

20.
a)
Refraction
b)
Reflection
21.
a)
Reflection
b)
Refraction
22.
This image is representing what wave interaction?
a)
Refraction
b)
Diffraction
c)
Reflection
d)
Interference
23.

witch picture is diffraction

a)
b)
c)
d)
24.

Definition: The spreading out of waves as they pass through an opening or around objects.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

25.
All waves carry
a)
energy
b)
light 
c)
matter
d)
particles
26.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
27.

Which type of electromagnetic radiation has the shortest wavelength?

a)

Radio Waves

b)

Visible Light

c)

Microwaves

d)

Gamma Rays

28.

Polarization is taking waves and orienting them in a certain direction.

a)

true

b)

false

29.
When two waves combine to form a new wave with a larger amplitude, it is called 
a)
Diffraction
b)
Destructive Interference
c)
Resonance
d)
Constructive Interference
30.

When two waves combine to form a new wave with a smaller amplitude or cancel the wave, it is called

a)

Refraction

b)

Constructive Interference

c)

Resonance

d)

Destructive Interference

31.
Which wave in the diagram below appears to have the higher amplitude?
a)
The top picture
b)
The bottom picture
c)
They both have the same amplitude
d)
The waves only show frequency
32.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
33.

Which has the longest wavelength?

a)

A

b)

B

c)

C

d)

D

34.

The speed of a wave is 36 m/s. If the wavelength is 9 m, what is the frequency?

a)

4 Hz

b)

16 Hz

c)

888 Hz

d)

9 Hz

35.

The frequency of a wave is 12 Hz. If the wavelength is 3 m, how fast is the wave moving?

a)

22 m/s

b)

36 m/s

c)

0.45 m/s

d)

10 m/s

36.

Which has the shortest wavelength?

a)

A

b)

B

c)

C

d)

D

37.

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

38.

A wave has frequency of 2.4 Hz and a wavelength of 18.3 m. What is the speed of the wave?

a)

500 m/s

b)

22.3 m/s

c)

43.92 m/s

d)

0.5 m/s

39.

Persamaan gelombang transversal merambat sepanjang tali dinyatakan dengan persamaan :
 y=0,08sin⁡20π(t+x5)y=0,08\sin20\pi\left(t+\frac{x}{5}\right)  
Pernyataan yang benar adalah :
(1) cepat rambat gelombangnya  adalah 5 m/s
(2) frekuensi gelombangnya adalah 10 Hz
(3) gelombang memiliki amplitudo 8 cm
(4) penjalaran gelombang ke x positif

a)

A. (1) dan (2)

b)

B. (1) dan (3)

c)

C. (1), (2), dan (3)

d)

D. (2), (3) dan (4)

40.

BONUS Write one sentence about how you feel about Mr. Bolding's hairline. (Appropriate sentence)

4 lines

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