Q34 of 56 Page 83

During summer, if you go near the lake, you feel relief from the heat, why?

Air near water bodies is cooled due to evaporation of water. Heat raises the air and creates a vacuum below. Evaporation cooles down the water and surrounding and thus area near lake is cooler as compared to other areas and we feel relief from heat.


More from this chapter

All 56 →
32

How can we prevent the loss of top layer of soil?

 33

How is the life of organisms living in water affected when water gets polluted?

 35

In coastal area, wind current moves from the sea towards the land during day; but during night it moves from land to the sea. Discuss the reason.

 36

Following are a few organisms

(a) lichen (b) mosses


(c) mango tree (d) cactus


Which among the above can grow on stones; and also help in formation of soil? Write the mode of their action for making soil.