Advertisements
Advertisements
प्रश्न
What is global warming?
Advertisements
उत्तर
The increased greenhouse effect is caused due to increase in air pollutants and it results in the average increase in temperature of the atmosphere. This is called Global warming.
APPEARS IN
संबंधित प्रश्न
Fill in the blank:
_____________ discovered the oxygen gas.
What do you observe when a burning candle is covered with an inverted jar.
Give two uses of the following component present in air:
carbon dioxide
What is air pollution?
Describe a simple experiment with the help of a diagram to show that Air exerts pressure
State whether the following statement is true or false.
The pressure exerted by air is called atmospheric pressure.
Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Air has variable composition and hence there is ______ oxygen at lower altitudes than at higher altitudes.
Mention two uses of air.
In the boxes of Column, I the letters of some words got jumbled. Arrange them in proper form in the boxes given in Column II
| Column I | Column II | ||
| (a) | \[\boxed{\text{D}}\]\[\boxed{\text{I}}\]\[\boxed{\text{L}}\]\[\boxed{\text{L}}\]\[\boxed{\text{M}}\]\[\boxed{\text{W}}\]\[\boxed{\text{I}}\]\[\boxed{\text{N}}\] | (a) | `squaresquaresquaresquaresquaresquaresquare square` |
| (b) | \[\boxed{\text{Y}}\]\[\boxed{\text{N}}\]\[\boxed{\text{O}}\]\[\boxed{\text{G}}\]\[\boxed{\text{X}}\]\[\boxed{\text{E}}\] | (b) | `squaresquaresquaresquaresquare square` |
| (c) | \[\boxed{\text{M}}\]\[\boxed{\text{E}}\]\[\boxed{\text{S}}\]\[\boxed{\text{K}}\]\[\boxed{\text{O}}\] | (c) | `squaresquaresquaresquaresquare` |
| (d) | \[\boxed{\text{T}}\]\[\boxed{\text{U}}\]\[\boxed{\text{D}}\]\[\boxed{\text{S}}\] | (d) | `squaresquaresquare` |
