(v) On which date was this letter written?
2. Now, write a letter to your friend or relative in anoth
telling him/her about activities/events in your sche
Follow the same pattern as the above letter.
(iv)
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Two large sheets of aluminium foil identical in size and shape are taken.One sheet is crumbled into a tight ball and other sheet is kept as such.Now both the ball and sheet of foil are allowed to fall through air from same height and at the same time. a) Which piece of foil falls with greater speed and why? b) What force comes into play when an object moves through air and on what factor does it depend? c) Why are the objects/bodies moving through fluids given special shapes?
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