Answer:
ramp b requires less force than ramp a
Explanation:
Volocity can be the wave length of the speed like the volume.
The broadest level of organization would be the domain
W = m.g = weight
g = Gme/Re**2 where G= universal gravitational constant , Re= radius of the earth
me= mass of the earth
therefore it weighs 16 times less
The correct answer is D, Diamond