Question

Choose the correct answer.
a. Which time-measuring device was used by our ancestors before the
pendulum clock?
i. Wrist watch ii. Sundial Til. Stop watch iv. Digital d
h Tf a simnle nendulum comnletes 15lations in conta​

Answer 1

Answer:

sundial was used as the device for measuring the time

Answer 2

Answer:

sundial is used by ancestors for measuring time before pendulam clock.

Explanation:

It use the dark shape caused by a pointed piece of metal being between the sun and the clock surface to show the time.

Thank you.

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