The deep, narrow valley with steep, rocky cliff sides that often includes a river or stream flowing through it
Canyon
The hollow place in the ground formed naturally by the weathering of rock
Cave
The large body of still water
Lake
The mountain built up from hardened lava, rocks, and ash that erupted out of Earth
Volcano
Name one of the forces that change to the Earth's surface
Wind, Water, Ice
The large area of flat land with few trees
Plains
The large, flat land area that is higher than other areas of land that surround it
Plateau
The small, very narrow river
Stream
Desert
The slow change of the Earth's surface that takes many, many years
Erosion
The naturally raised, often rounded area of land
Hill
The large, natural elevation of the Earth’s surface rising abruptly from the surrounding level land
Mountain
The large body of moving ice that stays frozen all year
Glacier
The hot spring with boiling water that flies into the air
Dune
The hollow place that often extends deep underground
The land between hills that often has a river or stream flowing through it
Valley
The natural, fairly large stream of water that flows into an ocean, lake, or other body of water
The molten or molten rock (magma) that erupts and is expelled at 800-1200 degrees Celsius
Lava
Explain what happens to a piece of rock or dirt that gets carried by wind, water, or ice. When the rock or dirt is deposited, it is called _______.
Deposition
The natural elevation that is generally steeper than a hill
Mountain
a low area of land between mountains
Valley
The vast body of salt water that covers almost 3/4 of the Earth’s surface
Ocean
About 1.3 million Earths can fit inside this star
Sun
Explain why two landforms are never the same.