What is a "medium" in Physics
Introduction to Acoustics

Quiz
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Life Skills
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University
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Easy

Duwi Iscala
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the sound wave goes in between two things
The material a wave travels through
A repeating disturbance that transfers energy over a distance
When air particles vibrate
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of the following is a "medium" for sound waves?
Compression
Rarefaction
Air
Steel
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which medium will sound travel through the fastest?
Air
Metal
Water
Space
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fill in the blank: Sound Waves travel fastest through solids because the atoms are ___________ compared to atoms in liquids and gases
Closer together
Farther apart
Harder
Smaller
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fill in the blank: A sound that is 40 dB is _______ than a sound that is 10 dB
3 times louder
4 times louder
6 times louder
8 times louder
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the decibel scale work?
+10 dB = +10 louder
x2 dB = +10 louder
+10 dB = x2 louder
x2 dB = x2 louder
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which color graph has the smallest amplitude
Blue
Orange
Green
Red
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