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The theory of Isostasy was developed by:
  • a)
    Dutton, C.E.
  • b)
    Gilbert, G.K.
  • c)
    Powell, J.W.
  • d)
    Pratt
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The theory of Isostasy was developed by:a)Dutton, C.E.b)Gilbert, G.K....
The correct answer is Dutton, C.E.
The theory of Isostasy explains the tendency of Earth's crust to attain equilibrium and distribution of the material in Earth's crust.
This theory is based on the opposing influence of buoyancy and gravity.
This was coined by C.E. Dutton in 1889.
Key-Points
  • It is utilized to explain how different topographic heights can exist on Earth's surface.
  • Their theory helps in explaining -
    • Mountain building.
    • Sedimentary basin formation.
    • The breakup of continents.
    • The formation of near ocean basins.
  • Factors that affect isostatic equilibrium.
    • Change in ice cover.
    • Endogenic forces.
    • eugenic forces.
Additional Information
  • Airy postulated that crustal material has uniform density, but the topographical feature has varying depth up to which roots penetrate.
  • Pratt postulated that crustal material has varying density but uniform depth up to which roots penetrate.
  • J.W. Powell is credited for giving the concept of base-level.
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Most Upvoted Answer
The theory of Isostasy was developed by:a)Dutton, C.E.b)Gilbert, G.K....
Explanation:

The theory of Isostasy was developed by C.E. Dutton.

Isostasy:

Isostasy is a concept in geology that explains the equilibrium of the Earth's crust. It suggests that the Earth's crust is floating on a denser, more fluid layer called the asthenosphere. The principle of isostasy states that the lithosphere, which includes both the crust and the uppermost part of the mantle, is in a state of equilibrium and adjusts vertically to maintain balance.

Development of the Theory:

The theory of Isostasy was developed by Clarence Edward Dutton, an American geologist and US Army officer. Dutton conducted extensive research on the geology of the western United States and made significant contributions to the understanding of geological processes.

Dutton's work on the theory of Isostasy was published in his book "Report on the Geology of the High Plateaus of Utah" in 1880. In this book, he proposed the concept of isostasy to explain the uplifted mountains and deep valleys in the region.

Key Points:

- Clarence Edward Dutton developed the theory of Isostasy.
- He proposed the concept in his book "Report on the Geology of the High Plateaus of Utah" in 1880.
- The theory explains the equilibrium of the Earth's crust and the vertical adjustment of the lithosphere.
- Isostasy suggests that the Earth's crust floats on a denser, more fluid layer called the asthenosphere.
- Dutton's research on the geology of the western United States contributed significantly to the understanding of geological processes.

Conclusion:

The theory of Isostasy was developed by Clarence Edward Dutton. His research and contributions to the understanding of geological processes, particularly in the western United States, have had a significant impact on the field of geology.
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The theory of Isostasy was developed by:a)Dutton, C.E.b)Gilbert, G.K.c)Powell, J.W.d)PrattCorrect answer is option 'A'. Can you explain this answer?
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