Category: Regional Specifics

What is a Cuesta Dome?

A cuesta (from Spanish cuesta “slope”) is a hill or ridge with a gentle slope on one side, and a steep slope on the other. In geology the term is more specifically applied to a ridge where a harder sedimentary rock overlies a softer layer, the whole being tilted somewhat from the horizontal. What is

What type of boundary is a fault block mountain?

Fault-block Mountains — form at divergent boundaries where two plates are moving and pulling apart. Many times this occurs along a fault line, which is a crack in the earth’s surface. Are fault-block mountains convergent? At a convergent boundary between two plates carrying continental crust, a collision between the continental fragments will result and form

What is special about Hawaii Volcanoes National Park?

Hawai’i Volcanoes National Park, established in 1916, shows the sheer power of volcanoes ability to shape and re-shape our land. These processes rewrite the shape of the land. Coupled with the special human history and rare ecosystems found here, Hawai’i Volcanoes National Park is a special place in America to be sure. What are five

How long is the San Andreas overdue?

about 80 years80 years overdue for release. How far overdue is the San Andreas fault? about 80 years overdue California is about 80 years overdue for “The Big One”, the kind of massive earthquake that periodically rocks California as tectonic plates slide past each other along the 800-mile long San Andreas fault. How long has

How can faulting act as a constructive force?

Is faulting constructive or destructive? Landforms are a result of a combination of constructive and destructive forces. Collection and analysis of data indicates that constructive forces include crustal deformation, faulting, volcanic eruption and deposition of sediment, while destructive forces include weathering and erosion. What are 2 examples of constructive forces? Constructive Forces Sediment (Deltas, sand

What is good about the modified Mercalli scale?

In New Zealand, where earthquakes occur from near the surface right down to a depth of over 600 km, the Modified Mercalli intensity scale is a better indicator of an earthquake’s effects on people and their environment. What is good about the modified Mercalli scale measure? It measures the effects of an earthquake at a

1 54 55 56 57 58 448