Who described the Universal Theory of Gravitation?
____ means the value of one country's money in comparison to another country.
What is the currency of China?
The more you____, the more you will____.
Who first gave the hypothesis that the Earth orbits around Sun?
One_____is the average distance between the Earth and the Sun.
What is shape of Indian rupee notes?
Water in the liquid form has _____.
Birds has ____ kind of feathers.