1
A place where water flows over the edge of a cliff, rock, or other steep place onto another level below
2
A natural structure like a very big hill that is much higher than the usual level of land around it
3
A mountain that forces hot gas, rocks, ash, and lava (=melted rock) into the air through a hole at the top
4
A large area of land covered by trees and other plants growing close together
5
A large area of water that flows towards the sea
6
A large area of land with few plants and little water and where the weather is always dry
7
A large area of water that is surrounded by land
8
An area of land that is higher than the land surrounding it but smaller and lower than a mountain
