Turn to Figure 4.6a. Pretend that you are leading a geology field trip in the Grand Canyon. Explain the sequence of events recorded by the rocks that are visible in this photograph
What will be an ideal response?
Red sedimentary rocks are deposited (principle of superposition, original horizontality). These red beds are then cross-cut by a basalt dike.
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Despite what some old movies show, quicksand does not suck people or other objects down.
Answer the following statement true (T) or false (F)
A common characteristic of all the basins of interior drainage in the United States is that they ________
A) are of very small size B) are all in the western United States C) all drain to the Pacific Ocean D) are all drained by the Colorado River E) are all in rugged mountain areas
The hot, partially melted, slowly flowing layer of Earth is called the ____
A) inner core B) asthenosphere C) lithosphere D) outer core
What type of fog has been the source of geographic place names – for example, the Great Smoky Mountains?
a. advection fog b. radiation fog c. upslope fog d. frost fog