Although Alfred Wegener presented compelling evidence for his continental drift hypothesis (despite lacking a mechanism), why was the true nature of plate boundaries not determined until the 1960s? (Hint: Don't think of historical scientific developments, but rather the scope and rate of geological processes involved in plate tectonics.)

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The Answer of Although Alfred Wegener presented compelling evidence for his continental drift hypothesis (despite lacking a mechanism), why was the true nature of plate boundaries not determined until the 1960s? (Hint: Don't think of historical scientific developments, but rather the scope and rate of geological processes involved in plate tectonics.)

Although Alfred Wegener Presented Compelling Evidence for His Continental Drift