How is a regular ocean current different from gulf stream, how is it the same?

1 a

2 d

3 a

4 c

explanation:

c.

explanation:

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.