Question

40. Wind move because of
a) Gravitation
b) Change in air
c) Gravitational force of sun
d) None of these
41. The pressure of liquid
a) Decrease4 with depth
b) Increase with depth
c) No effect of depth
d) in larger at top
42. The normal air pressure in from m of mercury
a) On the top of mountain
b) On the surface of city
c) On the sea level
d) None of these
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Answer 1

40)change in air

41) Decrease in depth

42)i don't know

Answer 2

40. wind move because of change in air