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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
What causes the rise in atmospheric temperature?
What is greenhouse effect and how is it caused?
Fill in the blank
Along with carbon dioxide and methane, ___________ is a potent greenhouse gas.
State what are ‘greenhouse gases’ and name the major greenhouse gases.
Give reason for the following:
In the absence of greenhouse gases, the surface temperature of the earth is maintained.
The diagram represents the greenhouse effect.
Which of the following – biofertilizers or nitrogenous fertilizers reduces the greenhouse gas – CO2? Explain.
What is a greenhouse?
A red hot ball is suspended from the ceiling of a room using a thin metallic wire.
Name the ways in which the ball loses heat.
