Across
1
Distance north or south of equator
3
Low-lying land surrounded by higher ground
6
Region between the two tropic lines
8
Flat grassland in tropical regions
10
Region near the equator
Down
2
Goods sold to another country
3
Line dividing two countries
4
Area where water covers the soil
5
Goods brought in from another country
7
Dry land with little rainfall
9
Steep rock face at edge of land