2. Two an
Q3(a). MATCH THE FOLLOWING:-
1. Snail
2. Cockroach
3. Upper jaw
4. Earthworm
a) Circular and longitudinal muscles
b) An immovable joint
c) Shows very slow movement
é; Outer skeleton
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1.shows very slow movement 2.outer skeleton 3.an immovable joint 4.circular and longitudinal muscles
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The science of sound is acoustics that deals with the propagation of mechanical waves in various mediums such as solid, liquid and gases. As modern lifestyle includes the applications of acoustics in many fields, it is essential to understand the science of sound for people involved in acoustic applications.
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