Term
| Carbon Capture and Sequestration (CCS) |
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Definition
| The collection and underground storage of carbon dioxide gas. |
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Definition
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Definition
| Placing layers of rocks,fossils,or geologic events in chronological order so that ages can be compared. |
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Term
| 2 Laws concerning Relative Dating |
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Definition
Law of Original Horizontality
Law of Superposition |
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Term
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Definition
| All sedimentary rock layers initially form in horizontal layers, and that any change from that horizontal position is due to the rock being disturbed later. |
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Definition
| Relative ages of the layers of rock in an area. |
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Definition
| When the layers fold downwards and form a bowl-like shape. |
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Definition
| When the layers of rock fold upward like an arch. |
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Definition
| The area where the processes of wheathering,erosion,deposition,and lithification have a geologic record. |
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Definition
| Magma that pierces,flows into,and solidifies in pre-existing rock. |
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Definition
| Lava that erupts,flows,and solidifies on top of pre-existing rock formations. |
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Definition
| A break in Earth’s crust usually caused by geologic forces within Earth. |
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Definition
| A different form of an atom determined by a change in the numbers of neutrons in its nucleus. |
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Definition
| the natural release of energy by unstable atoms |
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Definition
| the process where an unstable atom,over time,spontaneously releases energy breaking down to from a more stable atom. |
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Definition
| The amount of time it takes for half of the mass of a radioactive to decay |
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Definition
| The approximate age of a fossil,rock,or an event in geologic time to calculate in years using radiometric dating techniques. |
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Definition
| Remains or traces of organisms preserved in Earth’s crust |
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Term
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Definition
| The study on life on Earth as revealed through fossils |
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Definition
| A process where organic materials such as bacteria and fungi break down. |
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Definition
| a hollow impression left by an organisms that decay during the formation of sedimentary rock |
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Definition
| a preserved replica of an organisms outer feature formed by crystalization of minerals with in the mold |
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Term
| Mineral replacement fossils |
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Definition
| the preserved remains of an organism where enriched solution fill and crystallize the microscopic spaces within bones,shells,teeth,or woody plant tissue |
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Definition
| the tissue of once living organisms that has been protected through the process of decomposition |
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Definition
| a chronological list of life forms that existed in earths past |
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Definition
| the preserved remains of an organism known to have lived during a spacific time span |
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Definition
| a time scale representing the physical formation and development of life on earth which can be divided by eons,eras,periods,and epochs |
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Term
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Definition
| the largest division of geologic time |
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Term
| Four eons divide Earth’s entire history |
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Definition
the Hadean,Archaean,Proterozoic,
and Phanerozoic eons |
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Term
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Definition
The span of time that includes the Hadean,Archaean,Proterozoic,
and Phanerozoic eons |
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Term
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Definition
| In general, each era is based upon the group of animals that dominated life on Earth during the time period |
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Definition
| partly based upon rock evidence of major disturbances that occurred in Earth’s crust |
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Definition
| unit of geologic time that subdivides periods |
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