Mapwork Theory (not GIS) Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is the opposite of a steep slope?

A

A gentle slope

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

What is the formula for vertical exaggeration?

A

Horizontal scale

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

What is the formula for magnetic bearing?

A

Magnetic declination + True bearing

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

To calculate magnetic declination, what must the difference in years be multiplied with?

A

Mean annual change

Write out fully

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

What is the formula for gradient?

A

Horizontal distance/equivalent

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

What is the unit of vertical exaggeration?

A

Times

Exaggerated x times

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is a choropleth map?

A

A map that shows information through shading.

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

A large-scale map shows:

a) a large area in little detail 🌍
b) a small area in a lot of detail 🏘

A

b) a small area in a lot of detail

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

What is the formula for distance?

A

100 000

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

Name the 4 settlement patterns

A

Nucleated/ random nucleated
Dispersed
Linear
Cross roads

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

What is the difference between a gorge and a valley?

A

The sides of a gorge are much steeper.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the name of the boundary zone outside the urban area where rural and urban land uses intermix?
🌳🌾🌾🏠🌾🌳🌳🌳

A

Rural-urban fringe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the name of the dilapidated area with high land value outside the CBD?
🏒πŸ₯🏦🏬 🏚🏚

A

The transition zone / zone of decay

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is an index line?

A

The thicker contour line

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Where on a trig beacon do you measure from?

A

The top point

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are the dominant crops grown in the Cape, KZN and central South Africa?

A

Cape: citrus and grapes
KZN: sugarcane
Central SA: maize/ wheat

17
Q

What is the name for:

~ a bend in a river
~ an isolated bend (no longer part of the river)
~ a rapid/ waterfall

A

Meander
Ox-bow lake
Knickpoint

18
Q

Know how to draw a cross-section that isn’t free-hand

X-AXIS: horizontal distance
Y-AXIS: height above sea level (m)

A

🌺

19
Q

What are the 4 types of street patterns?

A

Grid/ gridiron
Linear
Radial
Planned/ unplanned irregular

20
Q

Name the 3 settlement shapes

A

Star/ crossroads
Circular
Linear

21
Q

Name 2 settlement patterns

A

Nucleated

Dispersed

22
Q

How do you calculate the seconds for the coordinates of a point

A

Total distance between 2 minutes (mm)