Physics

Explain the following:
A hollow glass sphere which floats with it's entire volume submerged in water at 4°C, sinks when water is heated above 4°C.

Heat Energy

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Answer

As we know that, the density of water decreases on heating water above 4°C. Hence, the upthrust acting on the glass sphere decreases and becomes less than the weight of the glass sphere, hence the glass sphere sinks.

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Physics

Explain the following:
A hollow glass sphere which floats with it's entire volume submerged in water at 4°C, sinks when water is heated above 4°C.

Heat Energy

Answer

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Physics

Explain the following:A hollow glass sphere which floats with it's entire volume submerged in water at 4°C, sinks when water is heated above 4°C.

Heat Energy

Answer

Related Questions

Explain the following:Fishes survive in ponds even when the atmospheric temperature is below 0°C.

Explain the following:A glass bottle completely filled with water and tightly closed at room temperature, is likely to burst when kept in the freezer of a refrigerator.

Explain the following:In winter, water tank (or ocean) starts freezing from the surface and not from the bottom.

Explain the following:Water pipes in colder countries often burst in winter.

Explain the following:
A hollow glass sphere which floats with it's entire volume submerged in water at 4°C, sinks when water is heated above 4°C.

Explain the following:
Fishes survive in ponds even when the atmospheric temperature is below 0°C.

Explain the following:
A glass bottle completely filled with water and tightly closed at room temperature, is likely to burst when kept in the freezer of a refrigerator.

Explain the following:
In winter, water tank (or ocean) starts freezing from the surface and not from the bottom.

Explain the following:
Water pipes in colder countries often burst in winter.