3) Main source of energy c) Bulb d) Oscillatory motion Q.2 A) Answer the following questions. (Any three) 1) What is meant by speed? 2) Why do a ball rolling over a flat ground stops at a certain distance? 3) Which forces are applied on aeroplane flying in the sky? 4) Write one example of random motion and explain it in your words.
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gas.
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3) sunlight
1What is meant by speed? 2) Why do a ball rolling over a flat ground stops at a certain distance?
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