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A scientist who studies rocks to learn more about the earth. |
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Solid Earth material made of minerals |
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A solid that is found in nature and is made of only one kind of material. |
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Something that can be observed, that can be used to describe an object (color, size, shape, hardness, luster). |
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How hard a mineral is - a scratch test shows the hardness of a mineral. |
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A tool used to measure mass and weight. |
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A measure in the amount of "stuff in an object" - how much it weighs. |
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Breaking down rocks into smaller pieces. |
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Happens when weathered rock and soil gets moved from one place to another. Moving water, wind, and glacier can all cause erosion. |
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A mixture of weathered rock and decayed plants and animals. Gives plants nutrients to grow. |
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The remains and traces of dead plants and animals presrved in rock. |
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An exact copy of an organism that made an imprint - the imprint was filled with sediments that turned into a solid rock. |
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An impression left of an organism in sand or mud that later turns to rock. |
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What are 3 types of rocks? |
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igneous
metamorphic
sedimentary |
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Name 3 different types of soil |
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What is the difference between a cast and a mold fossil? |
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A cast fossil is an exact copy that made an imprint.
A mold fossil is an impression left on an organism that later turns to rock. |
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What is the difference between erosion and weathering? |
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Erosion is when weathered rock & soil get moved around.
Weathering is the breaking down of rocks into smaller pieces. |
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What are 2 properties of a rock? |
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Luster
hardness
color
size
shape |
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