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प्रश्न
Draw a graph to show the variation in density of water with temperature in the range from 0°C to 10°C.
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उत्तर
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संबंधित प्रश्न
Explain the following:
In cold regions in winter, the rocks crack due to anomalous expansion of water.
How do fishes survive in frozen lakes?
The following figure shows a metal cylinder, containing boiling water. One half side A is polished and another half, B is painted black. Two thin metal sheets X and Y are painted black and have one rubber stopper fixed with wax on each sheet. These sheets are equidistant from the boiling water (container A, B) as shown in the diagram. What would you expect to happen after a few minutes? Give a reason for your answer.
Study the following diagrams and write down your observations.
Observe the given graph and answer the following questions:
- Name the process represented in the figure.
- At what temperature does this process take place?
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Write scientific reason.
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