Changes to Land
landforms
Features on the surface of the Earth such as mountains, hills, dunes, oceans, and rivers
Features on the surface of the Earth such as mountains, hills, dunes, oceans, and rivers
delta
A triangle shaped landform at the mouth of a river as it empties into another body of water
A triangle shaped landform at the mouth of a river as it empties into another body of water
canyon
A deep gorge in the surface of Earth formed by the erosion of moving water and sand
A deep gorge in the surface of Earth formed by the erosion of moving water and sand
sand dune
Hills formed by the wind blowing sand
Hills formed by the wind blowing sand
mountain
Very large rock formation with a peak at the top
Very large rock formation with a peak at the top
hill
A large land formation of rock, dirt, and grass that has rounded at the top
A large land formation of rock, dirt, and grass that has rounded at the top
valley
The flat area between two mountains or hills
The flat area between two mountains or hills
glacier
Slowly moving river of ice
Slowly moving river of ice
Plain
A large area of land that is flat with no mountains, hills, or valleys
A large area of land that is flat with no mountains, hills, or valleys
erupt
To break open suddenly
To break open suddenly
valcano
A mixture of hot rock, ash, and gases that blows through a crack in the Earth's surface
A mixture of hot rock, ash, and gases that blows through a crack in the Earth's surface
landslide
The rapid downward slide of rocks and mud
The rapid downward slide of rocks and mud
earthquake
A sudden release of energy under the Earth's surface that makes the ground shake or crack
A sudden release of energy under the Earth's surface that makes the ground shake or crack
channel
The bed where a natural stream of water runs; the deeper part of a river or harbor; narrow sea between two close land masses
The bed where a natural stream of water runs; the deeper part of a river or harbor; narrow sea between two close land masses
basin
A hollow or depression in the Earth's surface wholly or partly surrounded by higher land (such as a river basin)
A hollow or depression in the Earth's surface wholly or partly surrounded by higher land (such as a river basin)
Plateau
A raised area of land that is relatively flat on top but is higher than the surrounding land
A raised area of land that is relatively flat on top but is higher than the surrounding land