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rock quality that is based on the sizes, shapes and positions of the rock minerals
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moving block of the lithosphere that helps to explain earth's geologic past
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rock made up of ssediments
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rock formed from cooling of lava or magma
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rock that has changed from one type of rock to another based on extreme heat and or pressure
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the remains or evidence of past life that has been preserved inrock or tother substances
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fossil that is found in the rock layers of only one geologic age
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composition of minerals and black organic material that will decay into soil
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any method of determining whether an event or object is older or younger than other events or objects
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any method of measuring the actual age of an event or an object in years
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the chemical makeup of a rock; describes either the minerals or other materials in the rock
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German scientist who proposed the theory that continents have drifted into their present locations
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Considered the father of mondern geology
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he used sea floor spreading data in the 1960's to explain how the gaint tectonic plates move
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movement within the earth that causes rocks inside the earth to be moved to the earth's surface. It amy happen from weatherin or erosion or then deposition begins
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the process in which material is laid down at the end of erosion
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the principle that states that younger layers of rock are found on top of older rodk in any undisturbed horizontal layering of rock
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