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Definition
| an underground layer of rock or soil with pores that absorb water |
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| remnants or impressions in rocks -mostly found in sedimentary rocks |
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| the measure of how well a mineral resists scratching |
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| a rock that forms when sedimentary and igneous rocks change under heat and pressure |
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the addition of harmful materials to soil.
Example: acid rain |
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| a living or nonliving resource that can be replaced naturally |
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| a human-made lake that stores water |
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| the changing of rocks over time from one type to another. For example: when a sedimentary rock changes into an igneous rock |
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| a mixture of pieces of rock and parts of once-living plants and animals |
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| most plant roots grow in this type of soil, which is the first layer |
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| when a fossil is found in a layer of rock and the actual age can be determined |
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| a type of soil that has a thin layer of topsoil and a small amount of humus |
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Definition
| a type of soil that is sandy and does not hold much humus |
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Definition
| a type of soil that is rich in humus |
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Definition
| types of rocks that are formed from bits of dirt, dust, sand, and soil |
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| percentage of Earth's liquid fresh water |
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Definition
| 0.6% (not very much at all!!!) |
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| Three types of fossil fuels: |
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Definition
| coil, oil, and natural gas |
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| rock that is produced from a volcano |
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Definition
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| rock that is made in layers |
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Definition
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| rock that is formed by heat and pressure |
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Definition
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| LIST WAYS YOU CAN CONSERVE ENERGY! |
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Definition
- ____________________
- ____________________
- ____________________
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| List ways you can conserve water: |
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Definition
- ______________________
- ______________________
- ______________________
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| List one alternative energy source and why it is good for the environment: |
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Definition
Alternative energy source: _______________________
It is good for the environment because_____________
_______________________________
_______________________________
______________________________
_______________________________ |
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Term
| The Clean Air Act was passed by Congress in 1963. Tell one result of the Clean Air Act: |
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Definition
_____________________
_____________________
_____________________ |
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Definition
| Most fossils are found in this type of rock: |
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Definition
| The measure of how well a mineral resists scratching is called |
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Definition
| most plants grow in this type of soil |
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Definition
| A sedimentary rock may change to an igneous rock as part of a PROCESS called: |
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