Question

Contraction and expansion hypotheses of mountain building

07 Feb 2023
Answer :
Word Count : 267

Difference:

Contraction Hypothesis Expansion Hypothesis
Proposed by T.C. Chamberlin in 1899 Proposed by L.S. Russell in 1906
The Earth's crust was thought to be shrinking and contracting The Earth's crust was thought to be expanding and swelling
The contraction was thought to result in the formation of folds and thrusts, leading to the creation of __________ ___ ________ ______ ____ ___ ____ _________ ____ ________ _____ ___.
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