Earths Features
Sudden Changes to Earth
Weathering
Erosion
100
Oceans
What is a large body of salt water?
100
Earthquake
What is a quick movement of Earth's crust?
100
weathering
What is it called when large rocks break into smaller rocks?
100
Erosion
What is the weathering and movement of small pieces of rock called?
200
Continents
What is seven larges areas of land called?
200
Volcano
What is a mountain that has magma that builds up and sometimes explodes.
200
freezes
When water does this it widens and cracks rocks.
200
a glacier
What is a large piece of ice that moves across the land called?
300
landforms
What are all the features of land called?
300
Magma
What is the melted rock of a volcano called?
300
water, temperature, or wind
What can cause rocks to break down?
300
Most erosion is done slowly.
Does erosion happen slowly or quickly.
400
coast
What is the place where dry land meets the water?
400
Lava
What flows onto land when a volcano explodes?
400
Millions of years
How long does it take for some rocks to weather?
400
Digging a hole, cutting trees down, building homes, building roads etc.
What are two ways that people can change land?
500
Earths layers
What is the crust, mantle, and core a part of?
500
A landslide
What is the quick movement of rocks and soil down a mountain?
500
Yes!
Does the sun cause weathering?
500
Dry soil is left behind and can blow away. The land is dug up to reach useful rocks.
What can happen when a pond is drained?
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