Which method of determining salinity is least likely to be used by current oceanographers

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

The rwandan patriotic front and the interahamwe were a. relief agencies b. military groups c. political parties d. nonprofit organizations select the best answer from the choices provided. a b c d

The oldest seafloor in the atlantic ocean is located closest to the edge of the continents. explain how this age can be used to figure out when north america first began to separate from europe