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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
Observe the following graph. Considering the change in volume of water as its temperature is raised from 0°C, discuss the difference in the behaviour of water and other substances. What is this behaviour of water called?
A deep pond of water has its top layer frozen. What will be the likely temperature of water layer at the bottom of the pond?
The following diagrams illustrate three situations involving thermometers which are labeled A, Band C. In each situation the thermometers indicate different readings.
(i) What do you expect the approximate reading of the thermometer B and C would be? Give a reason for your answer.
(ii) How would the readings of A and B help you in calibrating a thermometer?
Give reasons for the following:
Even when the water in the lakes is frozen, fish can survive.
When the temperature of water decreases below 4 °C it’s volume _______.
Match the columns:
| Column ‘A’ | Column ‘B’ |
| The density of water is maximum at | (a) 0°C |
| (b) 4°C | |
| (c) 100°C |
A graph between the volume and temperature of water is shown. Explain the anomalous behaviour of water.
