Question

Mention five periodic changes related to time measurement

Answer 1

Time Measurement By Periodic Events

a) Phases of the moon.

b) Movement of stars.

c) Flowing of water.

d) Changing of seasons.

e) rotation of earth about its axis ..

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Answer 2

Answer:

Hi mate below is your answer

Explanation:

1) Rising and Setting of the sun .

2) Breaking of waves against the shore etc.

3) Motion of heavenly bodies in the sky .

4) The visible change in the shape of the moon.

5) The cycle of seasons gave people an even longer unit of time.

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