Question

X. Answer the following questions in detail:

1. What are periodic and non-periodic changes ? Give one example of each.​

Answer 1

Answer:

Day and night, changing phases of the moon, beating of heart, clock striking an hour are all examples of periodic motion whereas water becoming ice, burning of matchstick etc are non periodic changes. Defination. Changes which are repeated after regular intervals are called periodic changes.

Explanation:

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Answer 2

Answer:

Periodic changes are changes that occur periodically at regular intervals and non-periodic changes are changes that do not occur periodically at regular intervals.

Day and night, changing phases of the moon, beating of heart, clock striking an hour are all examples of periodic motion whereas water becoming ice, burning of matchstick etc are non periodic changes.