Landforms
Bodies of Water
Fast Changes
Slow Changes
Humans changing the Earth
100

has steep slopes and forms over millions of years

Mountains

100

water that flows from the mountains and is usually fresh

Rivers
100

a mountain that erupts with lava due to pressure under the earth

volcano

100

*******

wind and water that breaks rocks and mountains down

weathering

100

*

something built to protect crops from wind and debris

windbreak

200

****

piece of land surrounded by water on three sides

Peninsula

200

******

large body of water, usually salt water

ocean

200

*********

happens when layers deep in the Earth push against each other

earthquake

200

***

when sand, soil, and rock are removed or washed away

erosion

200

large structure that stops a river and can produce electricity

dam

300

********

formed between mountains or hills

valleys

300

flowing water smaller than a river

stream

300

overflowing bodies of water that happen when there is more rain or snow than normal

floods

300

when sand, soil, and rock are left somewhere

deposition

300

humans tunnel through rock to make

tunnels and roads

400

**********

a steep rock face by the edge of the sea

cliff

400

**

a slow moving chunk of frozen water

glacier

400

a massive wave caused by earthquakes or eruptions

tsunami

400

a structure built by rivers depositing sand before joining the ocean

beach or shoreline

400

humans mine for

minerals, metals, and other resources

500

*****

an area that slants up or down

slope

500

water with land on three sides

bay

500

when large patches of soil or rock move or fall apart

landslide

500

a structure built by wind depositing sand in large piles

sand dunes

500

when people drain swamps and wetlands they harm

animal and plant life