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SOL Flashcards Set 2
Vocab Words
| Question | Answer |
|---|---|
| pyrite | mineral called fools gold |
| limestone deposits | sedimentary rock found in caves and sinkholes in VA |
| barometer | instrument used to measure air pressure |
| anemometer | instrument used to measure wind speed |
| sulfur dioxide gas | released when burning coal, leads to acid rain |
| at the equator | there is more solar energy here (i.e. warm temperatures) because the suns rays are directly overhead |
| mass | determines life span of a star |
| high pressure | causes fair sunny, weather |
| low pressure | causes stormy, cloudy weather |
| ozone layer | CFCs or chlorofluorocarbons harm the earth's |
| nutrients | create diverse marine environments at the surface; create upwelling areas where ocean currents collide |
| hydrogen and helium | 2 gases that make up the majority of a star's composition |
| limestone | sedimentary rock composed of seashells; used to make concrete |
| iron and nickel | the earth's core is made of these metals that generate the magnetic field |
| cleaves | metamorphic rock slate (used for roofing shingles) |
| streak | a colored poweder residue created when a mineral is rubbed against a hard unglazed porcelain plate |
| international date line | Divides the Pacific ocean; 180 degrees longitude |
| equator | line that divides the earth into northern and southern hemisphere (0 degrees latitude) |
| prime meridian | line that divides the earth into eastern and western hemispheres (0 degrees longitude) |
| ice | surface material that reflects the most solar energy |
| heating | land and sea breezes are created as a result of unequal___________ of land and water |
| chemical weathering | breakdown of rocks caused by acids or water |
| mountains | landform created when 2 continental plates collide |
| meteors | "shooting stars" burning up in the atmosphere |
| ocean currents | affects the climate and often leads to milder, wetter coastal areas |
| nonrenewable | resources such as coal, natural gas and oil that take millions of years to form |
| renewable | energy resources such as solar, wind, hydroelectric and geothermal |
| humus | dead and decaying plant matter (top layer of soil) |
| water table | aquifer layer in the ground that contains water |
| soft bodies | insects fossils are rare because they have |
| solar wind | comets composed of ice and dust only develop a tail due to |
| earthquake seismic waves | our understanding of Earth's interior layers comes from observing the path of |
| continental drift | evidence for this theory comes from matching fossils, landforms and their shape on the continents |