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Definition
| Study of prehistoric life |
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| Study of ancient climates |
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| the study of the evolutionary relatedness among various groups of organisms |
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| Theory of Evolution[image] |
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Definition
| Millions and millions of years of adaptive change |
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| Punctuated Equilibrium Theory[image] |
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Definition
| Only occurs when there is pressure on a species to adapt |
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| Life could have begun elsewhere in the Solar System then been brought to Earth |
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| organisms that thrive in physically or geochemically extreme conditions |
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| Extremophiles found in many environments (without oxygen) that manufacture organic compounds from inorganic compounds |
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| Microbes that require salt concentrations up to 5 times greater than found in ocean water |
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| Law of Superposition [image] |
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Definition
| In any sequence of undeformed sedimentary rocks, the oldest rock is always at the bottom and the youngest is at the top |
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| Principle of Original Horizontality [image] |
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Definition
| Sediment, when deposited, forms nearly horizontal layers because of gravity |
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| Principle of Cross-Cutting Relationships [image] |
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Definition
| When a fault or an intrusive igneous rock cuts through existing sedimentary rocks, it must be younger than the structure it cuts |
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Definition
| Theia Impact, Period of Heavy Bombardment, Molten Earth separates into layers |
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Definition
| Earth’s spin slows, Continents begin to form , Extremophiles exist in underground rock |
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| Photosynthesizing bacteria oxygenate the atmosphere, Eukaryotic bacteria evolve, Ediacaran Period of multicellular life, Ends in “Snowball Earth” |
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Definition
| “ancient life”- Cambrian, Ordovician, Silurian, Devonian, Carboniferous (Mississippian and Pennsylvanian), Permian |
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Definition
| “middle life”- Triassic, Jurassic, Cretaceous |
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Definition
| “recent life”- Tertiary, Quaternary |
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Term
| The Age of the Reptiles [image] |
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Definition
| Shelled eggs, Luke-warm blooded, Reptiles (turtles, crocodiles) and dinosaurs |
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Definition
| the process of eroding or being eroded by wind, water, or other natural agents. |
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| the permanent removal of trees to make room for something besides forest |
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| the large scale movement of waters in the ocean basins |
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| A flood is an overflow of water that submerges land that is usually dry. In the sense of "flowing water" |
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Definition
| a rapidly rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud |
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| an event of prolonged shortages in the water supply, |
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| a mature tropical cyclone that develops between 180° and 100°E in the Northern Hemisphere. |
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Definition
| a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, and strong winds |
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| the rigid, outermost shell of a terrestrial-type planet, or natural satellite, |
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| the sequence of conditions through which water passes from vapor in the atmosphere through precipitation upon land |
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| all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds. |
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| the biogeochemical cycle by which carbon is exchanged among multiple earthly biomes and zones |
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| the weight of the atmosphere pressing down on the earth. |
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Definition
| puffy clouds that sometimes look like pieces of floating cotton. |
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Definition
| Wispy stratified clouds that are formed at high altitudes |
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| the three wind belts or wind patterns that cover the planet |
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| large bodies of water such as oceans, seas, and large lakes affect the climate of an area. |
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| the height of an object or point in relation to sea level or ground level. |
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| the angular distance of a place north or south of the earth's equator |
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“Cumulus Clouds.” Met Office, www.metoffice.gov.uk/weather/learn-about/weather/types-of-weather/clouds/low-level-clouds/cumulus.
“Latitude and Longitude.” NASA, NASA, www-istp.gsfc.nasa.gov/stargaze/Slatlong.htm.
The Mesozoic Era, ucmp.berkeley.edu/mesozoic/mesozoic.php.
“Mesozoic Era: Age of the Dinosaurs.” LiveScience, Purch, www.livescience.com/38596-mesozoic-era.html.
“Tornadoes.” Ready.gov, www.ready.gov/tornadoes. |
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