A 75 kg doctor delivers a 4kg baby and hold it at arm’s length (0.3). Using the universal law of gravitation formula below, identify F, G,M1,M2,R

r=rho l/a where a is the area, l is the length and rho is resistivity so the greater the area the lesser the resistance thats why the earth pin is thicker bcos current follow the shortest path, so less resistive .

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i just did this and got a 100.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.