Exam 9: Crags, cracks, and Crumples: Crustal Deformation and Mountain Building

Why can mountains on Earth NOT grow as high as those on Mars?

How does the rate at which a body of rock is deformed affect its behavior?

Normal faulting is most often associated with mountain building along ________ boundaries,while reverse faulting is generally observed at ________ boundaries.

Explain what the ultimate fate is of all mountains on Earth?

What types of geologic structures would you expect to find in an area that had undergone compression?

The Appalachian Mountains were formed due to the collision of North America and Africa at the end of the Paleozoic era.Describe what the Appalachians looked like when formed and what has caused them to become a series of gently sloping hills today?

Why do earthquakes occur only above the brittle-ductile transition depth?

Continental crust is typically 35 kilometers thick but may be up to ________ thick under mountain ranges.

An episode of mountain building is termed a(n)________.

Metamorphic rocks found in cratons are exposed during orogenesis by ________.

The formation of the Basin and Range Province is associated with which of the following processes?

Folds are most often associated with ________ stress.

Describe the differences between brittle and ductile deformation.

Regularly spaced joints in an outcrop may indicate that an area ________.

Which of these properly illustrates the principle of isostasy?

Which type of situation would be more likely to produce folds?

Normal faults are generally the result of ________ stress.

What happens to the crustal root of a mountain range as the mountains are slowly eroded away?

Tectonic foliation occurs under which of the following conditions?

A fold shaped like an elongated arch is a(n)________.