We can see any object, when light reflected by that object reaches our eyes. But in the dark room, no light is reflected by the object so we are unable...
I feel very excited to climb up on a mountain. I can see high mountains all around. In between these are deep valleys. There are also many trees all around...
The earth is looking spherical in shape. Yes, I can see the surface of the moon. The following questions arise in my mind after looking at this picture:
(i) Who look...