gravitational force

(physics) the force of attraction between all masses in the universe; especially the attraction of the earths mass for bodies near its surface; "the more remote the body the less the gravity"; "the gravitation between two bodies is proportional to th

पृथ्वी के गुरुत्वाकर्षण बल के कारण आकाश की तरफ फेंकी गयी वस्तुए फिर से नीचे गिर जाती है

Because of earth's gravitational force,things always fall down.