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Sound: Chapter 1 Characteristics Of Sound Waves
Test Description: This should help you review for your upcoming test
Instructions: Answer all questions to get your test result.
1) When a wave enters a new medium it changes speed and bends causing the wave to bend, this is called what?
A
refraction
B
reflection
C
diffraction
D
illusion
2) What is interference? List two examples
A
When three waves meet and combine; constructive and deconstructive
B
When three wave meet and combine; reflection and refraction
C
When two wave meet and combine; reflection and refraction
D
When two waves meet and combine; constructive and deconstructive
3) Longitudinal waves are like _______________, where as transverse waves are like ___________,
A
slinky; ocean waves
B
slinky; rope
C
rope; slinky
D
ocean waves; slinky
4) Transerve waves are move in what angle?
A
360 degrees
B
180 degrees
C
45 degrees
D
90 degrees
5) What is energy?
A
The ability to do whatever you want
B
The ability to sleep
C
The ability to not do anything
D
The ability to do work
6) Mechanical waves require what to travel through?
A
A medium
B
Air
C
Energy
D
Water
7) What waves combine transverse and longitudinal waves so that particles in the wave in a circular motion?
A
Transverse waves (like rope)
B
Mechanical waves
C
Longitudinal waves (slinky)
D
Surface waves (like the ocean)
8) ____________ are points on a standing wave with an amplitude of zero; _______________ are points on a standing wave with the greatest amplitude.
A
Nodes; Antinodes
B
Reflection; Refraction
C
Antinodes; Nodes
D
Refraction; Reflection
9) What is diffraction?
A
When a wave bends as it passes on a point of land
B
When a waves bends and the speed changes
C
When a wave moves in a right angles
D
When a wave requires a medium
10) In a longitudinal wave __________ are areas close together and _________ are areas far apart.
A
crests;troughs
B
compressions; rarefactions
C
rarefactions; compressions
D
troughs;crests
11) What type of inference when combined has a greater amplitude than the energy of each of the two waves?
A
constructive inference
B
old inference
C
new inference
D
deconstructive inference
12) When the speed of a wave increases and the frequency remains the same it's wavelength?
A
decreases
B
doesn't change
C
increases
D
remains the same
13) The more ___________ the greater a waves amplitude.
A
energy
B
frequency
C
time
D
speed
14) The movement of mechanical waves is how
A
they are classified.
B
they are known.
C
they look.
D
they seem.
15) What is a destructive interference?
A
When waves combine to produce a greater or non zero amplitude wave
B
When waves combine and get larger
C
When waves combine to produce a smaller or zero-amplitude wave
D
When waves combine and get smaller
16) What is resonance?
A
When diffractions traveling through an object match the object natural frequency
B
When waves traveling through an object match the object natural waves
C
When reflections traveling through an object match the object natural reflection
D
When vibrations traveling through an object match the object natural frequency
17) What is interference?
A
The interaction between frequencies
B
The interactions between amplitude
C
The interaction between two waves
D
The interactions between speeds
18) The speed of a wave it its wavelength multiplied by its
A
speed
B
amplitude
C
wavelength
D
frequency
19) What are longitudinal waves?
A
Waves that move the particles of the medium in a different direction in which the waves are traveling
B
Waves that move particles of the medium up and down
C
Waves that move the particles of the medium parallel to the direction in which the waves are traveling
D
Waves that move particles of the medium side to side
*select an answer for all questions
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