This is false. Your hypothesis, or prediction, is just that: a prediction. Saying its a failure will result in bias.
Vol of sphere = 4/3 pi r^2.density of sphere = mass/volume.mass = densityxvolumesphere 1. mass = density x 4/3 pi 4.5^2sphere 2 5mass = density x 4/3 pi r^25=4/3 pi r^2 divided by 4/3 pi 4.5^25=r^2 divided by 4.5^25x4.5^2=r^2root(5x4.5^2)=r4.5 root 5 = r
Red shift of distant galaxies
In a direct current, the electric charge, or current, only flows in one direction. In an alternating current, the electric charge changes periodically.