Q2 of 55 Page 1

The sky appears dark instead of blue to an astronaut. State its reason.

The sky appears dark instead of blue to an astronaut because there is no atmosphere present in the space for scattering of light and therefore, it appears black.


More from this chapter

All 55 →
36

Out of potato, sweet potato, radish and carrot; make pairs of Homologous organs and Analogous organs.

 1

Name the functional group present in each of the following compounds: 1

(i) HCOOH (ii) C2H5CHO

 3

Depletion of ozone in the ozone layer is a cause for our worry. Why?

 4

How does a growing embryo get nutrition from the mother's blood?