25% of Africa are deserts!
I hope this helps;)
Dividing a number by 2 always results in a smaller number.
A.
The number is 8.
(4)
B.
The number is 5.
(2.5)
C.
The number is 2.
(1)
D.
The number is 1.
(.5)
E.
The number is -1.
(-.5)
Just as you "step" outside of our Earths ozone layer everything there it will kill you if not for the special suits! Radiation, space vaccum, pressure, temperature, etc is not human species friendly! That's why we need The ozone layer, without which we would not survive more than a few days on this planet!
Because of oceans, mountains, and trenches, the earth is not as round.