Length area size temperature speed pressure force. If the two masses are m1 and m2 and the distance between them is r the magnitude of the force F. This example will guide you to calculate the Gravitational Force manually.
Find the mass of one object if the magnitude of the gravitational force acting on each particle is 2 x 10 -8 the mass of other object is 25 kg and the objects are 12 meters apart F 2 x 10 -8 m 2 25 kg r 12 m G 66726 x 10 -11 N-m 2 kg 2.
The distance between the centers of masses is r. Sir Isaac Newton came up with one of the heavyweight laws in physics for you. F G m1m2 R2. The gravitational force of an object is a force that can pull another object towards its center.