a large natural stream of water that flows over land
river
a place in which people live and work that is larger than a town
city
a land area that is populated by many trees.
forest
a mountain or hill with an opening
volcano
a stream of water that falls from a higher place
waterfall
an area with streets, houses, and buildings that is larger than a village but usually smaller than a city.
town
a body of salt water not as large as an ocean and often nearly surrounded by land.
sea
higher and steeper than a hill
mountain
the land at the edge of a lake, ocean, or other body of water.
beach
any large region that gets very little rain each year. Very few plants or animals live there
desert
a large body of fresh or salt water that is surrounded on all sides by land
lake
an area of land surrounded by water and smaller than a continent
island