Helllppp this is easy but i still don't ! which of the following has a major role regulating global temperatures?
a. oceanic currents
b. ocean layering
c. oceanic chemistry
d. oceanic salinity

which question?

explanation:

which question r u talking about?

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.