From this cross section of the Grand Canyon, what is the youngest rock or structure of the ones listed below?
A. Precambrian sedimentary and igneous rocks
B. Precambrian metamorphic rocks and granite
C. Hurricane Fault and faults along the Grand Wash Cliffs
D. Late Cenozoic basalts
E. Mesozoic sedimentary rocks
Answer: C
You might also like to view...
Over land, about what percent of the water vapor in the atmosphere comes from water that has transpired from the surface of plants?
a. 40-50% b. 60% c. 70% d. 80% e. 90%
Explain two measures of an earthquake's strength that are commonly used by seismologists
Practically all clouds and storms occur in this layer of the atmosphere
troposphere mesosphere stratosphere ionosphere
Which of the following sources contributes the least to the emission of greenhouse gases?
A) fossil fuel mining B) transportation C) agriculture D) waste disposal E) power station operation