Landforms
Effects on People
Changes to Earth's Surface
Vocabulary
Extra
100
Forms gorges, valleys, and canyons
What is water
100
People plant these to hold sand and soil in its place
What are trees
100
Sandstorms occur mainly in the _____________
What is desert
100
The wearing away of rock over time
What is weathering
100
During the 1930s, wind caused a terrible problem in the Great Plains and it was called the ___________
What is Dust Bowl
200
Forms mountains and deserts
What is wind
200
People build these barriers across the rivers to control the flow of water
What are dams
200
Wind, water, and ice can wear away this
What is rock
200
The moving of worn-down rock and soil to another place
What is erosion
200
The last of these began about 115,000 years ago and ended about 10,000 years ago
What is Ice Age
300
Forms valleys, mountains, and plains
What is ice
300
Melting glaciers release large amounts of water that can cause this
What is flooding
300
Valleys formed by glaciers are usually this shape
What is U
300
Natural shapes on Earth's surface
What are landforms
300
This city in Italy floods regularly
What is Venice
400
Landforms are made up of rock and this
What is soil
400
People build these along rivers to try to stop flooding
What are levees
400
As ice expands it does this to rock
What is breaks it
400
Causes of movement and change
What are forces
400
this word means "changes caused by the action of forces"
What is effects
500
Landforms are found on the Earth's __________
What is surface
500
Melting glaciers caused by global warming can lead to this
What are water shortages
500
A hill of sand is called this
What is a dune
500
Very small pieces or parts
What are particles
500
The books we read were written by what company (it is also a television channel and magazine)
What is National Geographic
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