Physics
JAMB 1978
An ice cube floats in a glass of water filled to the brim. What happens when the ice melts?
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A.
The water level remains the same
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B.
there is a drop in the level of water in the glass due to condensation on its outside
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C.
the water in the glass overflows
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D.
the level of water drops because melted ice occupies less volume
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E.
none of the above is correct
Correct Answer: Option A
Explanation
The law of flotation states that a floating object displaces its own weight of the fluid in which it floats. This implies that no extra volume of water is added as the ice melts.
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