Magnetic field i would say
A and B smog is a type of air polution
From what I know its that he learned <span>the moon is very small and has large variations in its surface temperature.</span>
Answer:
The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom
Explanation:
T-A-C-G-A-T because A and T pair and G and C pair
