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18 Cards in this Set
- Front
- Back
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is a tool that shows the elvation of land by using a sereies of connected lines
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topographic line
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are low lying flat areas of land
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plains
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are areas that receive little precipotation end hace few plants
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deserts
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rocks can change into new rock over and over again through the process called
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rock cycle
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center of earth
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the core
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the blank of the earth is the outer layer we live on and the land found
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crust
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is the decaying plants and animals matter that creats the dark colored materiol in soil
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humus
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are non living naturally occurring compounds in the earth
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minerals
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water makes up continento glaciers
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frozen water
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our largest source of fresh water
comes from blank |
groundwater
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is a long period of time without rain
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drought
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cotains a star planets moons comets and astroids
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solar system
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of a planet star or moon is its til as it spins
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axis
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are pieces of rock that glow and burn
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metors
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transport messages throughout the body
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nerve cells
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transport glucose and water
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stem cells
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are used to move the bones and body
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musle cells
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join together in fertilization
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egg and sperm cell
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