The speed of sound is around how many miles per hour?
700
567
767
The vibrations create ___________ which move through mediums such as air and water before reaching our ears.
Sound waves
Radio waves
Seismic waves
Which part of our body vibrates in a similar way to the original source of the vibration?
Eyes
Hands
Ears
Sound can’t travel through a vacuum.
True
False
The loudest possible sound traveling through air is calculated at _________ dB.
100
157
194
Which of the following is the only sea animal that can hear ultrasounds and use echolocation to read their surrounding environment?
Eel
Shark
Dolphin
The speed of sound is referred to as _________.
Mach 1
Mach 2
Mach 3
Any speed over the speed of sound is known as ___________.
Ultrasonic
Supersonic
Subsonic ammo
________ is five times the speed of sound and is known as hypersonic sound.
Mach 3
Mach 4
Mach 5
Birds use sound to make __________ that help them navigate in their migrations.
Sound echo
Sound maps
Sound breed
Dolphins are capable of hearing sounds underwater from as far as how many miles away?
15
20
25
What term is known as the scientific study of sound waves.
Waveology
Acoustics
Soundentalist
The loudest natural sound on Earth is caused by what?
Earthquake
An erupting volcano
Cyclone
The cry of a human baby is about how many decibels?
115
15
167
Dogs are capable of hearing sounds at a much higher frequency than humans can.
True
False
Flies are the only insect that can hear any kind of sound.
True
False
If you clap in front of Chichen Itza's El Castillo pyramid, the echo will sound like a __________.
Cry of a baby
Chirping bird
Roar of lion
Sound travels __________ through the air than by water.
Slower
Faster
Sound cannot travel through space since there is only one molecule to travel through.
True
False
The speed of sound is calculated at a temperature of __________.
-3° C
20° C
5° C
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