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WorksheetsSound
Total questions: 14
Worksheet time: 4hrs 30mins
Human Hearing range
30Hz - 2000Hz
20Hz - 2000Hz
10 Hz - 50 Hz
70 Hz - 10000 Hz
What is used to measure sound
Gram
Liters
Decimals
Miles
Ultrasound is above
1Hz
1000Hz
400Hz
20,000Hz
What is used o measure sound?
sound level meter (SLM)
Meter Scale
integrating sound level meter (ISLM)
Stopwatch
noise dosimeter
Sound is a form of
Water
Energy
Paper
Glass
Plasma
Speed of sound at sea level, at a temperature of 21 degrees Celsius (70 degrees Fahrenheit), and under typical atmospheric circumstances is
544 km/h
98765 km/h
234567 km/h
1238 km/h
What Happens when something goes Faster Than Sound
slipstream
sonic boom
Cyclone
Sunami
The loudest natural sound on earth is caused
Car horn
Erupting Volcano
Baby Crying
Bats
Dog barking
Sound is not heard in
Gas
Plasma
Water
Vacuum
How is sound produced?
By the vibration of particles
By the transfer of particles
Transfer of heat
Since particles are closer together in water than in air, sound can travel ____ times faster in water.
five
two
six
three
four
Dolphins can detect underwater noises from up to __ kilometers away.
18
19
15
29
45
Uses of Ultrasound
Photography
Sonography
Choreography
Uses Of infrasound
monitor earthquakes and volcanoes
Make technology
investigate the mechanics of the heart
to record rock and petroleum formations beneath the earth
