If we start with 48 atoms of a radioactive substance how many would remain after one half lives

What can happen to solar radiation when it enters earths atmosphere? check all that apply 1)it is absorbed by earth. 2)it is reflected by clouds. 3)it is reflected by glacial ice. 4)it is condensed into visible light. 5) is amplified by water molecules.

Which of these are abrahamic faiths check all that apply a.judaism b.roman catholicism c.islam d.buddhism

Which measure of humidity, relative humidity or dew point, best describes the actual quantity of water vapor in a mass of air