Asked by Michael Stacy on May 10, 2024
Verified
Most oceanic plateaus are:
A) small pieces rifted apart from continents
B) places where the seafloor has been buckled upward by convergence
C) constructed by volcanic eruptions probably over mantle plumes
D) large fan-shaped mounds deposited by turbidity currents
Oceanic Plateaus
Large, flat, elevated areas of the seabed, formed by volcanic activity and often found in the deep ocean.
Mantle Plumes
Columns of hot, solid material that rise from deep within the Earth's mantle and can cause volcanic hotspots.
- Describe the composition and formation of oceanic plateaus and how they differ from other seafloor features.
Verified Answer
LI
Leyan IbrahimMay 16, 2024
Final Answer :
C
Explanation :
Most oceanic plateaus are constructed by volcanic eruptions, often associated with mantle plumes. These eruptions produce large volumes of basalt, building up the plateaus.
Learning Objectives
- Describe the composition and formation of oceanic plateaus and how they differ from other seafloor features.