Multiple Choice
Before plate tectonics was accepted, some geologists invoked the concept of __________ to explain the similarities of some fossil plants and animals between and among continents, which were separated by oceans.
A) repositioning
B) continental drift
C) ancient land bridges
D) corridors of felsic rock
Correct Answer:

Verified
Correct Answer:
Verified
Q20: The key to Harry Hess's initial understanding
Q21: Slabs of descending plate that break away
Q22: Select the evidence NOT cited by Alexander
Q23: The sinking of the downgoing slab that
Q24: Strong support for Hess's concept of widening
Q25: The Gondwana sequence of Carboniferous tillites and
Q26: Lystrosaurus is an extinct, heavy-set, herbivorous animal
Q28: Studies of paleomagnetism are focused on<br>A) previous
Q29: The difference in age between the northern
Q30: In Hess's concept of plate tectonic movement,