1.

Match the following. Group ‘A’ Group ‘B’ (a) frequency 1. ultrasonic sound (b) period of oscillation 2. metre (c) amplitude 3. second (d) bat 4. hertz 5. audible sound

Answer»

Match the following.












































Group ‘A’



Group ‘B’



(a)



frequency



1.



ultrasonic sound



(b)



period of oscillation



2.



metre



(c)



amplitude



3.



second



(d)



bat



4.



hertz







5.



audible sound




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