Who was the first man to come up the idea of gravity? Find the gravitational force of attraction between two spheres each of mass 1000 kg. The distance between the centres of the spheres is 0.5 m? What is the force called with which everybody attracts every other body in this earth? Which law of Newton states that: “Everybody in universe attracts every other body with force which is directly proportional to product of their masses and inversely proportional to square of distance between their centres”?
Momentum of a body is the quantity of motion it possesses due to it’s ....... and.............?, What is the resultant of all the forces acting on a body called?, With which situation, the first law of motion deals?
A body at rest remains at rest provided no .........acts on it?, If there would be no force to oppose the motion of a body then the moving body would.........?, Which law states that “To every action there is always an equal but opposite reaction”?, Stretch out your palm and hold a book on it. What is the direction of reaction?