Question

The Mid-Oceanic Ridge rises high above the surrounding sea floor because new lithosphere forming at the ridge axis is ____ and of relatively ____ density.a) hot,low b) cool, high c) hot, high d) cool, low

Answer 1

Answer: A

Explanation: hot, low

The Mid-Oceanic Ridge at the time of formation is hot magma rising below which is of low density than the surrounding rock causing it to rise above surrounding sea-floor.