Planet Earth (Chapter 2)

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Created by:

JenniferHall  on September 16, 2010

Subjects:

7th grade geography

Classes:

Miss Biederstadt's Social Studies

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Planet Earth (Chapter 2)

Solar Energy
Energy from the sun
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Solar Energy Energy from the sun
Rotation One complete spin of Earth on it's axis. Takes 24 hours to complete, causes day and night.
Revolution The Earth's trip around the sun, takes 365 1/4 days to complete.
Latitude The distance north and south of the equator.
Tropics Regions near the equator where season are based on rainfall not temperatures.
Freshwater Water with out salt.
Glaciers Large areas of slow moving ice
Surface Water Water found below the Earth's surface.
Water Vapor Water that is in the air as an invisible gas.
Water Cycle The movement of water from earth's surface and back.
Landforms The shapes on Earth's surface.
Continents The seven large landmasses
Plate tectonics Theory that suggest that earth's surface is divided inot a dozen or so slow moving plates, or pieces of Earth's surface.
Lava The magma that reaches Earth's surface.
Earthquakes Sudden violent movements of Earth's crust.
Weathering The process that breaks rock down into smaller pieces.
Erosion The movement of sediment from one location to another.

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