Rock Types
Layers
Percentages
Vocabulary
Grab Bag
100
when sedimentary rock is changed by heat or pressure
What is metamorphic
100
the hottest layer
What is the core
100
The hydrosphere takes up this much of the Earth
What is 75%
100
describes how rocks can change from one form to another
What is the rock cycle
100
What three gases make up the atmosphere
What is nitrogen, oxygen, carbon dioxide
200
when layers of sediments are pressed together
What is sedimentary rock
200
The outermost layer
What is the crust
200
Oceans take up what percent of the hydrosphere
What is 71%
200
the water part of the earth's surface
What is hydrosphere
200
what three things can you see from outspace
What is land, (lithosphere) clouds, (atmosphere) and oceans (hydrosphere)
300
the hardness of this is measured by the Mohs Hardness Scale
What is a mineral
300
the layer before you reach the core
What is the mantle
300
Percent covered by lithosphere
What is 25%
300
the theory of how continents move
What is plate tectonics
300
What 3 things can happen when plates shift
What is earthquakes, volcanoes, mountains form
400
when melted rock cools, it forms
What is igneous rocks
400
What is the coolest layer
What is crust
400
Oxygen takes up this much of the atmosphere
What is 21%
400
the process that directly causes deltas to form
What is deposition
400
Name one piece of evidence that scientists have that show all of Earth was once connected
What is fossils, vegetation, mountains, oil deposits
500
this breaks down rocks into smaller pieces
What is weathering
500
The layer of the earth that includes the crust and the rigid top part of the mantle is
What is lithosphere
500
Carbon dioxide takes up what percentage of the atmosphere
What is .04%
500
soil can be lost from a field through
What is erosion
500
What is the "Super-Continent" called
What is Pangaea
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