‘एक सुव्यर्जस्थत परिवार ’ के ललए ककन बातों की आर्श्यकता होती है ?
Answers
Explanation:
Newton's universal law of gravitation: Every particle in the universe attracts every other particle with a force along a line joining them. In equation form, this is F=GmMr2 F = G mM r 2 , where F is the magnitude of the gravitational force. G is the gravitational constant, given by G = 6.673 × 10−11 N·m2/kg2.
Geography is the study of places and the relationships between people and their environments. Geographers explore both the physical properties of Earth's surface and the human societies spread across it. ... Geography seeks to understand where things are found, why they are there, and how they develop and change over time.Geography is a field of science devoted to the study of the lands, features, inhabitants, and phenomena of the Earth and planets. The first person to use the word γεωγραφία was Eratosthenes