Chapter 16 Flashcards
What is actual height of a mountain?
The height of its summit above the surrounding terrain
What is relief?
The difference in height between a region’s highest and lowest points relative to sea level
What is a mountain range?
A series of mountain peaks is called a mountain range
What is a mountain system?
A group of mountain ranges is a mountain system
What is a depositional mountain?
Depositional mountains formed by the accumulation of rocks on the earth’s surface.
What are erosional mountains?
Erosional mountains are also called residual mountains. They are mountains that were carved out by extensive erosion, usually from a plot
What is a residual mountain?
Another name for an erosional mountain
What is a fold mountain?
Mountain formed by the folding of rock
What is anticline?
An arch of rock layers
what is a syncline?
A trough or downward fold of rock strata
What is a mono line?
A folder that occurs when one part of a rock layer is lifted relative to another along a fault forming what looks like a rounded step
What is a dome?
A structure in which the sedimentary strata arch upward like an inverted bowel
What is a basin?
The opposite of a dumb. Basins could have formed when magma drained away from reservoirs beneath sedimentary strata, allowing gravity to cause layers to sag
What is a joint?
A joint is a large crack in the rock along which no movement has occurred.
What is a fault?
A fault is a crack along which there has been slippage or movement
What is a normal fault?
If the body of rock under the fault rises in relation to the rock above the fault then the fault is called a normal fault
What is a reverse fault?
If the body of rock above the fault rises in relation to the other body, the fault is called a reverse fault
What is a strike-slip fault?
If the only motion along the fourth is horizontal, then the fault is called a strike-slip fault