1
A forest in a tropical area that receives a lot of rain.
2
water from a river falling over an edge of rock to a much lower level
3
A raised part of the earth's surface, much larger than a hill
4
A large mass of ice that moves slowly
5
An area, often covered with sand or rocks, where there is not many plants
6
An area of low land between hills or mountains
7
A piece of land completely surrounded by water.
8
A very large area of sea
9
A large area of water surrounded by land
