129k views
5 votes
John wesley powell, who led the first boat trip through the grand canyon, called the feature marked by the yellow lines above "the great _________". what did he put in the blank?

A. unconformity.
B. pull-apart fault.
C. thrust fault.
D. trompe l'oeil.
E. intrusion.

User Yatendra
by
8.8k points

1 Answer

7 votes

Answer:

A. unconformity.

Step-by-step explanation:

  • After 1869, J. Powell set sail to explore the colorado river and the grande canyons and once has a confluences with the colorado river and the market the place with the lines in yellow has to represent the unconformity of the zones and are a buried erosional and a non-depositional surface that separates the two rocks, masses into the two surfaces and thus indicate the sediments deposited are not continuous.
User RemoteCTO
by
8.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories