Subject :NSO Class : Class 7
Rupali classified a few changes occurring around us as shown in the table.
Which of her observations are incorrect?
A 1 and 2 only
B 2 and 3 only
C 1, 4 and 5 only
D All of these.
How is formation of clouds reversible?ð¤
Ans 1:
Class : Class 7
Ans 2:
Class : Class 3
Ans 3:
Class : Class 8
Ans 4:
Class : Class 9
Clouds when heavier fall as rain(Liquid). This rain water when runs off in the water bodies and gets heated under sun will again evaporate to the sky to form clouds again. So it is a reversible change. Hope its clear,.
Ans 5:
Class : Class 8
formation of clouds is irreversible
Ans 6:
Class : Class 7