(Woman) Egg cells only have females. The information in the egg cell is from either the girl, or her parents and other ancestors. (Man) Sperm cells have both males and females. The males have all of...
Because the acceleration due to earth (gravitation) dose not depends on the mass of falling object & it's constant for deferent masses : F= (G M m) / d2 …(1)F = ma = mg ...(2) mg = (G M m) /...
Heavy objects fall with the same acceleration as light objects, and reach the same speed after falling for the same length of time. If there's any difference noted, it's the result of air resistance,...