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संबंधित प्रश्न
The amount of water vapour in air is determined in terms of its ______.
A 50 kg man is running at a speed of 18 km h−1. If all the kinetic energy of the man can be used to increase the temperature of water from 20°C to 30°C, how much water can be heated with this energy?
What do you mean by the anomalous expansion of water?
What do you understand by the anomalous expansion of water?
How do fishes survive in frozen lakes?
Explain, why are soft drink bottles not completely filled?
What will be the approximate temperature of water in the lake shown in the following diagram?
(i) At X, and
(ii) At Y?
Write scientific reason.
Fish can survive even in frozen ponds in cold regions.
Observe the following diagram and write the answers to the questions given below.
- Which process does the graph represent?
- What is the range of temperature responsible for the behaviour?
