Multiple Choice
When did India begin to collide with Asia to form the Himalayas?
A) approximately 50 million years ago
B) approximately 500 million years ago
C) approximately 200 million years ago
D) approximately 2.0 billion years ago
Correct Answer:
Verified
Correct Answer:
Verified
Q24: The Earth's lithosphere is broken up into
Q25: Oceanic crust that records negative magnetic anomalies
Q26: Compared with oceanic crust the continental crust
Q27: Who proposed the theory of continental drift?<br>A)Charles
Q28: Compared with oceanic rifts the continental rifts
Q30: Mid-ocean ridges are also referred to as<br>A)spreading
Q31: How many major plates cover Earth's surface?<br>A)2<br>B)5<br>C)13<br>D)30
Q32: What drives plate tectonics?<br>A)magnetic reversals<br>B)mantle convection<br>C)solar energy<br>D)volcanism
Q33: Astronomical positioning measures points on the Earth's
Q34: Roughly how long has the North American