Which phrase best describes surface currents? hurry A. up-and-down ocean movement caused by wind
B. waves that hit the shore at an angle and transport sand
C. streams of warm water flowing through the ocean and caused by wind
D. waves that approach the shore and cause their crests to fall into their troughs

Which summarizes the relationship between density of an element and its distribution in earth? a. the greater an element’s density, the greater the amount of it found in the crust. b. the denser an elements is, the smaller the amount of it earth core. c. the greater an elements density, the smaller the amount of it’s found in the crust

What is the reason for the “scramble for africa”?

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples