Answer the following questions in your own words.
(a) Which types of motion are seen in birds flying in the sky ?
(b) Write in detail about your experience of various types of motion while riding a bicycle on a road.
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Solution
(a) Birds flying in the sky have random motion as their direction of motion and speed continuously changes.
(b) While riding a bicycle on a road, following types of motion can be seen:
The wheels of the bicycle are in uniform or non-uniform circular.
The legs of the person riding the bicycle are in uniform or non-uniform circular motion.
The bicycle is in uniform or non-uniform linear motion. It can also be in non-uniform motion.