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science rocks
Question | Answer |
---|---|
form when older rocks or minerals compact together to form a new rock. | Classic |
has a high amount of organic material | organic |
minerals from evaporated water | chemical |
different layers of rock pile on top of each other | Horizontal Layering |
formed by moving water | Permanent Ripple Marks |
when a wet period turns into a dry period | Cracking |
when wind blows sediments into a pile | Cross Bedding |
they do not form in the surface they form on the earth’s crust and small. | Extrusive |
rocks that are formed below the earth’s crust.big rock and takes a long time to cool and large crystals and grains | Intrusive |
a rock that forms when magma hardens | Igneous Rock |
a rock that forms when sediments harden and hardens. | Sedimentary Rock |