The earth is a closed system, which means that___ -only energy comes in from the outside
-nothing comes in from the outside
-the magnetic field of the earth pushes out harmful solar radiation
-only energy and matter flows in and out

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

i think the answer is g1

hope i

-lavira: )

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.