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Vocabulary
Forces
Water and Wind
Landforms
100
A mountain with a vent at the top.
Volcano
100
Magma erupts from the Earth's...
cracks
100
A huge amount of moving ice
Glacier
100
A low area between mountains.
Valley
200
A rock that has becom thick and hot
Magma
200
Name three things that couse weathering.
water changing temperatures living things like plants or animals.
200
The carrying away of weathered rocks or soils by water, wind or other causes
Erosion
200
A part of an ocean or lake.
Bay
300
When magma reaches the earth's surface it is called...
lava
300
Powerful forces inside a ______________ cause a volcano to erupt.
Magma Chamber
300
The breaking apart and changing of rocks
weathering
300
A large body of water surrounded by land.
Lake
400
Why do you stay away from windows during an earthquake?
To avoid breaking glass.
400
What should you do during an earthquake?
cover your head stay away from objects that can fall sit under a table or against a wall
400
Powerful forces inside a ______________ cause a volcano to erupt.
Magma Chamber
400
A high place with a flat top.
Plateau.
500
As more lava erupts and spreads, a volcano gets...
taller and taller
500
Why do farmers in mountain country have to build terraces into hillsides? What do they help control?
Terraces slow down the flow of water on a slope. This prevents erosion.
500
A large, flat area on a lowland.
Plain