The image below depicts a surface to bottom ship survey of salinity...

The image below depicts a surface to bottom ship survey of salinity in the Atlantic Ocean. Answer questions regarding the deep circulation of the Atlantic using this image.

1. The water mass (1) is called

Choice 1 of 6: Antarctic Intermediate Water (AAIW)

Choice 2 of 6: Antarctic Bottom Water (AABW)

Choice 3 of 6: Mediterranean Water (MW)

Choice 4 of 6: South Atlantic Deep Water (SADW)

Choice 5 of 6: Norwegian Sea Deep Water (NSDW)

Choice 6 of 6: North Atlantic Deep Water (NADW)

2. The water mass (2) is called

Choice 1 of 6: Antarctic Bottom Water (AABW)

Choice 2 of 6: Mediterranean Water (MW)

Choice 3 of 6: Norwegian Sea Deep Water (NSDW)

Choice 4 of 6: South Atlantic Deep Water (SADW)

Choice 5 of 6: Antarctic Intermediate Water (AAIW)

Choice 6 of 6: North Atlantic Deep Water (NADW)
 

3. The water mass (3) is called

Choice 1 of 6: Norwegian Sea Deep Water (NSDW)

Choice 2 of 6: Antarctic Intermediate Water (AAIW)

Choice 3 of 6: North Atlantic Deep Water (NADW)

Choice 4 of 6: Antarctic Bottom Water (AABW)

Choice 5 of 6: Mediterranean Water (MW)

Choice 6 of 6: South Atlantic Deep Water (SADW)

4. The water mass (4) is called

Choice 1 of 6: Mediterranean Water (MW

)Choice 2 of 6: Norwegian Sea Deep Water (NSDW)

Choice 3 of 6: South Atlantic Deep Water (SADW)

Choice 4 of 6: North Atlantic Deep Water (NADW)

Choice 5 of 6: Antarctic Intermediate Water (AAIW)

Choice 6 of 6: Antarctic Bottom Water (AABW)

5. Water mass (4) is only found in the South Atlantic. Why is it missing from the transect stations in the North Atlantic. Be sure to refer to the inset Map in the figure above.