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5 Cards in this Set
- Front
- Back
igneous rock
|
rock formed by the solidfaction of molten lava.
example:basalt non-example:shell |
|
metamorphic rock
|
rock altered by pressure and heat.
example:slate non-example:shell |
|
sediments
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matter that settles at the bottom of a liquid.
example:gravel non-example:avalach |
|
organic matter
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matter that was once a living organism.
example:coal non-example:alive things |
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humus
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an organic componit of soil.
example:dirt non-example:ferterlizer |
