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17 Cards in this Set
- Front
- Back
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Core |
It is the center of the earth |
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Crust |
Earths solid outer layer |
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Fossil |
Marks or remains of a once living thing |
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Ingenious rock |
Rock that was once melted but has cooled and hardened |
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Mantle |
Earths middle layer |
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Metamorphic Rock |
Rock that has been changed by heat or pressure |
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Mineral |
Solid natural object that has never been alive |
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Rock |
Solid material made of one or more minerals |
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Rock cycle |
A process of changing rock types |
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Sedimentary rock |
Materials that settle into layers and harden |
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Name the 3 properties of minerals |
1. Hardness 2. Color 3. Shape |
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Name 3 ways mineral are used |
1. Mineral graphite is the lead in your pencils 2. Zinc is a mineral found in foods you eat. 3. Iron is a mineral that is used to make steel for ships, cars & buildings. |
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Name 3 types of rocks |
1. Metamorphic 2. Igneous 3. Sedimentary |
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How do sedimentary rocks change into metamorphic rocks? |
they are put under heat and pressure |
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Which type of rock forms in layers? |
Sedimentary |
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What is a cast? |
A type of fossil shell that forms when mud or minerals fill the mold |
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What type of rock is best to find fossils? |
Sedimentary |
