How do currents change the climates of areas

There may be more than one reason, but one I have is how ocean currents act almost like a conveyor belts of warm / cold water, sending heat toward the polar regions and helping tropical areas cool off. This is influencing both weather and climate.

Explanation:

I think it is pretty self explanatory, hope this helps

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.