Across
1
Flat grassland in tropical regions
4
One of seven major landmasses
5
Goods sold to another country
6
Seasonal heavy rainfall
7
Region near the equator
10
Imaginary line around the middle of Earth
Down
2
Height above sea level
3
Wearing away of land by water or wind
4
City that is seat of government
8
Largest river in South America
9
Deep narrow valley with steep sides