Which of the following is NOT a possible reason for why a region is higher in elevation than adjacent regions?
a) the lithosphere is hotter
b) it has continental crust, but adjacent regions have oceanic crust
c) the crust is thicker
d) the crust is more dense
e) All of the above are possible reasons for causing higher elevation
Ans: d) the crust is more dense
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Why are hot spots so strange?
A) They occur at plate boundaries, B) The volcanoes at hot spots erupt once a year. C) They only occur near transform boundaries. D) Molten material rises from deep in the mantle below the moving lithosphere as a result of processes not explained by plate tectonics,
Answer this question that relates to the sea level change graph below.
Based on the graph, what would you predict to find today on the continental shelf off the coast of Maine?
A. Deltas about 11,000 years old and modern canyons B. Canyons and deltas about 11,000 years old C. Canyons about 11,000 years old and modern deltas D. Modern canyons and deltas
Earth's oceans
A) occupy half of Earth's surface. B) each have different levels of salinity. C) are joined so there is really one global ocean. D) are continually forming new water molecules.
Safety and environmental concerns associated with nuclear power plants have prevented any new plants from going online since 1978 in the United States
Indicate whether the statement is true or false