In this hypothesis the two sides of the mid-oceanic ridge are moving in opposite direction like slow conveyer belts
What will be an ideal response?
sea floor spreading
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Typically, the poor countries in the world today export primarily unprocessed raw materials
Indicate whether the statement is true or false.
Which of the following is NOT true of calderas?
A. They form from the collapse of the ground surface into an emptied magma chamber below. B. They are bounded by steep topographic scarps with a generally basin-shaped outline. C. They are produced by removal of easily eroded pyroclastic materials. D. They commonly contain layers of volcanic ash and volcanic domes.
Decompression melting is responsible for generating magma at ________ plate boundaries
A) lateral B) transform C) divergent D) convergent
A raindrop is falling at constant speed. This constant speed is also called ____________________
Fill in the blank with correct word.