take two similar balloons.blow air in them . what do you observe. aim of activity
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Answer:
it is a physical change as the balloons will grow in size as air is filled between them. when you pop them with a pin, they will explode and air will rush out
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Explanation:
if we blow the air in ballon it gets bigger and bigger if the pressure is more it will burst.because of air pressure is more.if we blow less air as sufficient it will not burst.aim of this activity is air can adjust every where and air have pressure
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