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Earth Science

Subject : science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A detailed mathematical description of the cause-and-effect relationships between events that can be used to predict or explain other such events.






2. Similar to a groin but built to keep sand out of a harbor entrance.






3. Extending across a continent.






4. The region of a shore that is covered at high tide and exposed at low tide.






5. The first scientist to make systematic use of the telescope in looking at the heavens.






6. The surface between the zone of saturation and the zone of aeration.






7. The symbol used on a map to indicate directions & both cardinal and ordinal.






8. Ratio between weight of given volume of material and weight of equal volume of pure water.






9. An abandoned meander .






10. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.






11. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.






12. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.






13. A post of dripstone growing up from a cave floor.






14. A division of geologic time next smaller than the eon and larger than a period. Example: The Paleozoic era is in the Phanerozoic eon and includes & among others & the Devonian period.






15. A type of thermal spring which ejects water intermittently with considerable force.






16. A group of islands; an expanse of water with scattered islands.






17. The way in which a rock or mineral breaks in random patterns rather than cleaving






18. The internal resistance to flow in a liquid.






19. A rock that has crystallized from a molten state.






20. The seaward edge of coast between low tide and effective wave action.






21. A mound or ridge of sediment deposited by a glacier.






22. To preserve & or to avoid wasteful use.






23. A large volume of dust-sized particles lifted high into the atmosphere.






24. An individual grain or constituent of a rock.






25. Bent rock strata.






26. Pluto is named after the Roman god of the Underworld. No longer considered a planet.






27. A coral reef separated from the mainland by a lagoon.






28. The remains of an extremely massive star pulled into a small volume by the force of gravity.






29. Surficial mining & in which the valuable rock is exposed by removal of overlying rock or soil.






30. Living parts of the environment that can renew or replace themselves.






31. The formation & advance and retreat of glaciers and the results of these activities.






32. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.






33. A group of stars that appear to make a pattern in the sky. The Big Dipper is a constellation.






34. Long narrow beaches separated in many places from the mainland by lagoons.






35. Deserts formed by blocking moisture-bearing winds with mountain barriers.






36. That part of the continental margin that lies between the continental shelf and the continental rise. Slope relatively steep & 3o - 6o. The continental slope is underlain by crustal rocks of the continent.






37. The distance light travels through a vacuum in one year.






38. Highly mafic igneous volcanic rock & typically fine-grained and dark in color; rough volcanic equivalent of gabbro. Basalt is the most abundant volcanic rock in the Earth's crust.






39. A continuous well-defined mass of material of sufficient ore content to make extraction economically feasible. compare mineral deposit.






40. Ratio between weight of given volume of material and weight of equal volume of pure water.






41. The theory of Plate Tectonics states that the Earth's crust is fragmented into a dozen or more large and small pieces floating on a semi-molten mantle.






42. The two days of the year on which neither hemisphere is tilted toward or away from the sun.






43. Mars is named after the Roman god of war. It is the fourth planet from the Sun.






44. Where two plates are moving in opposite directions as in a mid-ocean ridge.






45. Open pit mining & typically for coal.






46. A wall built out from the shore & usually at perpendicular to it to trap sand carried by longshore currents .






47. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.






48. A narrow strip of land that has water on either side and connects two larger bodies of water.






49. The southern portion of the late Paleozoic supercontinent known as Pangea. It means & literally 'Land of the Gonds' (a people of the Indian subcontinent).The supercontinent existed from Cambrian to Jurassic time & mainly composed of South America &






50. Verifying assessments made from satellite data by doing direct & 'on-the ground' measurements.







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