Algae can grow out of control when too many nutrients containing and enter the water. phosophorus and nitrogen
carbon dioxide and oxygen
protein and sugars

(This is 7th grade science)

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

The  answer is 1 amu.