Fields And Isolines Flashcards

You may prefer our related Brainscape-certified flashcards:
0
Q

Field map

A

Used to represent any quantity that varies in a region of space

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

Field

A
  • region of space that has a measurable quantity at every point
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Isoline

A

Connecting points of equal value

  • isotherms: points of equal temperature
  • isobars: points of barometric (air) pressure
  • contours: points of altitude/elevation
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Map

A

Representation of something

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Topography

A
  • study of earths surface shape and features
  • topography maps contain contour lines
  • contour lines show the highs and lows of earths surface
  • terrain is the 3D quality of earths surface
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Streams represented

A

.Direction of stream is shown on a topographic map by the way a contour line crosses the stream
. Streams are shown as a blue line on maps
. When contour lines cross a stream, the stream is flowing the opposite way then what the contour lines are pointing towards

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Depression contours

A
  • depression contours show lower elevation
  • drawn like contour lines with tick marks on the inside of a closed circle
  • these tick marks are called hachure marks
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Identifying hills

A

Hills are represented on a topographic map by a series of concentric contour lines in a rough circle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Finding slope

A

Closely spaced contour lines represent a steep slope

Widely spaced contour lines represent a gentle slope

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Benchmark

A

Place where the elevation is known

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Map scale

A

Map scale indicates your distance along the ground NOT elevation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Gradient

A

Shows how quickly the value changes from one point to another

How well did you know this?
1
Not at all
2
3
4
5
Perfectly