横向
1
Total number of people in an area
6
Height above sea level
7
Tool for finding directions
8
Area where water covers the soil
9
Flat grassland in tropical regions
10
Region near the equator
12
Goods brought in from another country
13
Landform where river meets the sea
纵向
2
Steep rock face at edge of land
3
Distance north or south of equator
4
Low-lying land surrounded by higher ground
5
Largest river in South America
11
Physical features of land