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Diffraction of wave

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

how does diffraction work

a)

it goes through water and air

b)

is a beam of light stopping at a wall

c)

it bounces off of light

d)

is the bending of light as it passes around the edge of an object

2.

what is diffraction

a)

is a soild liquid gass

b)

is a beam of light that is spread out and passes through an object

c)

a beam of light

3.

A wave of constant wavelength diffracts as it passes through an opening in a barrier. As the size of the opening is increased, the diffraction effects

a)

decrease

b)

increase

c)

remain the same

4.
This image is representing what wave interaction?
a)
Refraction
b)
Diffraction
c)
Reflection
d)
Interference
5.

Definition: When one object vibrating at the same natural frequency of a second object forces that second object into vibrational motion.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

6.

Definition: when a wave reaches the interface between two different media, typically some of the wave will bounce back into the original medium.

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Polarization

7.

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

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

8.

Light waves and sound waves are similar in that...

a)

They are both longitudinal waves

b)

They are both transverse waves

c)

They both transmit energy

d)

They both can travel through space.

9.
Which letter represents the wave crest?
a)
A
b)
B
c)
C
d)
D
10.
Which letter represents wavelength?
a)
A
b)
B
c)
C
d)
D
11.
Which letter represents the wave trough?
a)
A
b)
B
c)
C
d)
D
12.
Which letter represents amplitude?
a)
A
b)
B
c)
C
d)
D
13.
Which wave has a greater frequency?
a)
A
b)
B
14.
What is another name for wave height?
a)
Frequency
b)
Amplitude
c)
Wavelength
d)
Origin
15.
What is measured from crest to crest or trough to trough?
a)
Frequency
b)
Amplitude
c)
Wavelength
d)
Origin
16.
If a wave has a greater frequency, what happens to the wavelength?
a)
increases
b)
decreases
c)
stays the same
17.
If a wave has a greater frequency, what happens to number of waves per second?
a)
increases
b)
decreases
c)
stays the same
18.
You shine a light on a mirror and the light waves bounce back. Which phenomenon is happening?
a)
constructive interference
b)
refraction
c)
reflection
d)
diffraction
19.
A straw appears bent in a glass of water, entering a new medium. Which phenomenon is happening?
a)
constructive interference
b)
refraction
c)
reflection
d)
diffraction
20.
A sound wave bends around a door and you can hear it in the hallway. Which phenomenon is happening?
a)
constructive interference
b)
refraction
c)
reflection
d)
diffraction