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प्रश्न
A red hot ball is suspended from the ceiling of a room using a thin metallic wire.
Suggest the way by which it loses the least amount of heat.
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उत्तर
The ball will lose the minimum amount of heat if it is polished.
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संबंधित प्रश्न
Give a reason for the following:
An excess of carbon dioxide increases the temperature of the earth.
The green house gas is :
Fill in the blank
Along with carbon dioxide and methane, ___________ is a potent greenhouse gas.
Fill in the blank:
________________are examples of greenhouse gases.
Choose the correct option.
________dioxide is a greenhouse gas.
Give the options for reducing green house gases by use of fuels better than fossil fuels.
The diagram represents the greenhouse effect.
Which of the following – biofertilizers or nitrogenous fertilizers reduces the greenhouse gas – CO2? Explain.
Which of the following is not a green house gas?
