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प्रश्न
What impact will global warming have on the health of the affected population?
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उत्तर
Due to global warming, many new diseases have emerged because bacteria can survive better in increased temperature and they can multiply faster. It is extending the distribution of mosquitoes due to increase in humanity levels and their frequent growth in warmer atmosphere. This has resulted in increase of many new diseases. The deaths due to heat stroke have certainly increased.
संबंधित प्रश्न
Why do the farmers fill their fields with water on a cold winter night?
Describe a method to determine the specific heat capacity of a solid, like a piece of copper ?
Name two green house gases ?
104g of water at 30°C is taken in a calorimeter made of copper of mass 42 g. When a certain mass of ice at 0°C is added to it, the final steady temperature of the mixture after the ice has melted, was found to be 10°C. Find the mass of ice added. [Specific heat capacity of water = 4.2 Jg–1°C–1 ; Specific latent heat of fusion of ice = 336 Jg–1; Specific heat capacity of copper = 0.4 Jg–1°C–1] .
A solid of mass 80 g at 80°C is dropped in 400 g water at 10°C. If final temp. is 30°C, find the sp. heat cap. of the solid.
What are other units of heat? Name and define them.
State the condition for the flow of heat energy from one body to another.
Describe a method to determine the specific heat capacity of a solid (say, a piece of copper).
Water has the lowest specific heat capacity.
Which method is used to determine the specific heat capacity of both solids and liquids by mixing a substance of unknown specific heat with water?
