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Explain why passengers are discouraged from standing on the upper deck of a double-decker bus.
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An air bubble is observed to increase in size as it rises through a liquid column and bursts on reaching the surface. Explain this observation.
Date posted: January 14, 2017 . Answers (1)
A half-metre rule of mass 50 g balances off-centre when a 20 g mass is suspended at the 2 cm mark. Determine the position of the pivot.
Factors that affect the rate of flow of heat through a metal conductor