Newton’s first law of motion says that a moving body should continue to move forever, unless some external force acts on it. But a moving cycle comes to rest after sometimes if we stop pedaling it. Can you choose the correct reason for the stoppage of cycle?
i. Air resistance ii. Gravitational pull of earth
iii. Friction of the road iv. Heat of the environment
(a) iii and iv (b) i and ii
(c) ii and iii (d) I and iii
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answer d) air resistance and friction of the road
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Explanation:
D
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