It creates a magnetic field around the Earth.
Alkaline fluid that contributes 30% of semen and provides for the sperm to be active in a protective alkaline environment so that the sperm could move about freely inside the female genital tract
First one should be true because neutrons don't carry a charge therefore they won't affect the overall charge of the atom.
Second one should be positively charged, dense, and contains most of the mass of the atom
I believe D because if the fertilizer had a concentrated source of nitrate (which plants do need) then when watering that can go into the ground water which is underground <span />
