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On the basis of amplitude, how many types of sound are there?
a) two    

b) three                 

c) four   

d) five

a

Explanation: 1. Soft sound and 2. Louder sound



Louder sound has……..
a) greater amplitude
b) greater frequency
c) lower amplitude              
d) lower frequency

a

Soft sound has……..
a) greater amplitude           
b) greater frequency
c) lower amplitude            
d) lower frequency

c

What is the relationship between loudness of sound and its amplitude?
a) direct                               

b) inverse
c) independent    

d) variable

a

A wave with larger amplitude has had……… energy.
a) a lot  

b) low    

c) same 

d) variable

a

A wave with smaller amplitude has had ……..energy.
a) a lot  

b) low    

c) same 

d) variable

b