1.

(a) How does a planet differ from a star?(b) What is meant by the Solar System"?(c) Name all the planets according to their distance from the sun.(d) Why is the Earth called a unique planet?(e) Why do we see only one side of the moon always?( What is the Universe ?

Answer»

universe is a universe

a plant is a very use ful what does the different types of planet



Discussion

No Comment Found