ES, Long Quiz 1 Flashcards

1
Q

map that represents a specific theme and has a specific goal

A

thematic map

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2
Q

two dimensional map that is able to represent 3d with the use of contour lines

A

topographic map

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3
Q

it tells the map user or reader the ‘what’ and the ‘where’ of the
represented features

A

map title

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4
Q

it defines the symbols that are used in the map.

A

legend

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5
Q

These lines illustrate relief or elevation
by connecting points of equal value.

A

contour lines

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6
Q

When contour lines are closed to one another the slope is_____

A

steep

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7
Q

when lines are further apart, they are____

A

gentle

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8
Q

The bold and
thick contour is referred as

A

index contour

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9
Q

The
thinner line is the

A

intermediate contour

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10
Q

r while the broken line is the

A

supplementary contour

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11
Q

It has hachure
marks on the downhill side and indicates a decrease in elevation

A

closed depression

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12
Q

shows the direction of the map

A

north arrow

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13
Q

is a diagrammatic representation of the earth surface, drawn to scale

A

map

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14
Q

force that causes deformation on rock

A

stress

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15
Q

stress that causes rocks to squeeze together

A

compressional stress, produces reverse faults

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16
Q

This stress is present when a body of rock is pulled apart.

A

tensional stress, produces normal faults

17
Q

is a change in shape
or volume of the rock as a response to the stress

18
Q

The strain or deformation can
either be:

A

elastic, brittle, ductile

19
Q

amount of stress on the rock is small or when it
is applied gradually

20
Q

occurs when the strength of the rock is exceeded

A

brittle deformation

21
Q

This results to
stretching, bending, or folding of the rock without breaking.

A

ductile deformation

22
Q

rocks near the surface are _____ and experience lesser confining
pressure than the rocks which are buried deeper

23
Q

Brittle deformation forms _______ which is created when the
stress exceeds the strength of the rock thereby breaking or fracturing it.

24
Q

Ductile
deformation, on the other hand, creates structures called ______ which are bends in
rocks formed as a response to compressional forces.

25
The hanging wall moves down relative to the footwall. This commonly occurs in divergent boundaries where rocks experience tensional stress.
normal fault
26
The hanging wall moves up relative to the footwall. This usually occurs in convergent plate boundaries where rocks undergo compressional stress.
reverse fault
27
is a reverse fault in which the angle of inclination with respect to the surface (also called dip) is relatively low, less than 45 degrees
thrust fault
28
are shaped like an arch, much like a stack of bowls turned upside down. These folds are usually formed by upfolding of sedimentary rock layers.
anticline, The oldest rocks are also found in the center.
29
form when the compressional stress folds the rock layers downward, causing the youngest rock to be found at the center
syncline
30
are simple folds, involving only slight bends in one side of rock layers and the older layers still remain at the bottom and the younger ones on top.
monocline
31
what are volcanic earthquakes?
Earthquakes caused by movement of magma under the volcanoes or magma fissures
32
what are tectonic earthquakes
are usually created by movement of faults or plates.
33
Seismic waves that pass through the Earth’s interior are called
body waves (e.g. primary waves, secondary waves)
34
are seismic waves that travel on the surface.
surface waves (Rayleigh wave, love waves)