Science, asked by khadijashanzay24, 8 months ago

Answer the following Questions (Students need to think
critically to answer these questions. They can use intemet
to research and answer the questions).
a) Write any three characteristics of sound waves
b) What are the different types of sound on the basis of
frequencies?
c) Give reason:
i)Why can't astronauts hear each other in space without
the use of microphone?
ii)A bomb explosion on moon cannot be heard
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Answers

Answered by hussainalimailid0099
0

Answer:

c)1- because there no gravity in space

2because moon has no gravity

Answered by muskaanraj09
2

Answer:

a) 1.Loudness

2.Pitch

3.Quality

b) 1. Infrasonic sound (below 20Hz)

2.Audible sound (20 to 20,000Hz)

3.Ultrasonic sound (above 20,000Hz)

c)cauze in space there is no medium through which sound can pass .

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