Test your basic knowledge |

CSET Earth

Subjects : cset, 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. Darkens the moon as the earth passes between it and the sun - casting a shadow on the moon - may be seen from anywhere the moon is visible - about half of the earth






2. Classified as warm - water or cold - water currents






3. An individual weighing 200 lbs on Earth would weigh more on a _______________ - Weight is a function of gravity






4. The source of energy for evaporation is primarily through ___________






5. Divided into two main types: large - low- density gas giants and smaller - rocky terrestrials - There are at least 341 identified _______ - 8 of which are in the Solar System






6. Not all runoff flows into rivers; much of it infiltrates into the ground through...






7. Mountains blocking the path of precipitation to the desert






8. A natural flow of water - usually freshwater - traveling toward an ocean - a lake - or another stream






9. Scientists theorize that massive volcanic eruptions on a global scale contributed to the earth's cooling - resulting in the onset of the...






10. Characterized by unusually warm ocean temperatures in the eastern equatorial Pacific - warm current of nutrient - poor tropical water - heated by its eastward passage in the Equatorial Current - replaces the cold - nutrient - rich surface water of th






11. Hotspot volcanoes are also found elsewhere in the Solar System - especially on...






12. Form when magma or lava cools and solidifies - Depending on the rate of cooling - can contain visible crystals - while others can appear glassy






13. Air currents move clouds around the globe and cloud particles collide - grow - and fall out of the sky as ________ - Most of it falls back into the oceans or onto land - where the precipitation flows over the ground as surface runoff - portion of run






14. Water transpired from plants and evaporated from the soil






15. Faulting and folding






16. One tidal cycle per day






17. Form when dissolved mineral solutions crystalize out of lakes and oceans






18. A huge ball of incandescent gases - Its mass is more than 300000 times that of the earth - Principal constituents are the lightest elements - hydrogen and helium






19. Most sediments were deposited in beds that were originally horizontal - and any tilting is due to later earth movements






20. Less than 1% of the earth; this relatively thin zone (5 to 25 miles) contains the only rocks we can study - even in the deepest mines or drill holes






21. The earth is believed to be about ___ billion years old






22. When the moon is at first quarter or third quarter - the sun - earth and moon form a 90- degree (right) angle with the earth at the vertex - The combined effect of this alignment of the sun - earth - and moon results in tidal ranges on the earth - Wh






23. (in descending order of size) the Pacific Ocean - the Atlantic Ocean - the Indian Ocean - the Southern Ocean and the Arctic Ocean






24. Travels in an orbit that is slightly elliptical (oval) - and so the distance from the sun ranges from 91.5 to 94.5 million miles - Its daily rotation deforms the earth to a flattened spheroid - with a polar radius slightly less than the equatorial ra






25. Under solar conditions - gases are undergoing _____ to heavier elements with the increase of prodigious quantities of energy






26. Cirrus - Stratus - Cumulonimbus - Altostratus






27. This upslope wind is called a...






28. The difference between levels of ocean water at high and low tides






29. Tends to move slowly and is replenished slowly - and so it can remain in aquifers for thousands of years






30. 4 terrestrials: Mercury - Venus - Mars - Earth 4 gas giants: Jupiter - Saturn - Uranus - Neptune At least 5 dwarf planets: Ceres - Pluto - Makemake - Haumea - Eris






31. Pulls the planets toward the sun - while their inertia keeps them moving forward in an elliptical orbit around the sun

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32. Traces of ancient life preserved in the strata as shells - footprints - and the like - Soft plant and animal tissues decompose quickly in the presence of decay bacteria - which exist wherever oxygen exists






33. Rocks are placed into groups according to how they form...






34. Tides may be...






35. Bodies similar to the sun but immensely distant - Closest stars are 4 light - years away






36. 1 hour of time






37. A continuous drill would find gas - oil - and water in that order - The three substances occur in their order of density - with the lightest substance on top and the heaviest on the bottom






38. Ancient astronomers found that eclipses occurred periodically and learned to predict them accurately - Lunar and solar






39. Texture is important in classifying ______ sedimentary rocks






40. Some water infiltrates deep into the ground and replenishes ________ - which store huge amounts of freshwater for long periods of time






41. Result from the earth's axis being tilted to its orbital plane - NOT the result of the variation in the earth's distance to the sun (Because of its elliptical orbit - the earth as a whole is slightly warmer when away from the sun; this is because the






42. A ______________ - such as the Mid - Atlantic Ridge - has examples of volcanoes caused by divergent tectonic plates pulling apart






43. Take up about 1/3 of the earth's land surface - many are formed by rain shadows - Usually have a large diurnal (day) and seasonal temperature range - with high daytime temperatures






44. A semi - closed coastal body of water with one or more rivers or streams flowing into it - and with a free connection to the open sea - Often associated with high levels of biological diversity - They are made up of brackish water - Often given names






45. The runoff produced by melting snow






46. The breakdown of rocks - soils and minerals through direct contact with atmospheric conditions such as heat - water - ice - and pressure






47. The degrees north or south of the equator






48. An opening - or rupture - in a planet's surface or crust - which allows hot molten rock - ash - and gases to escape from below the surface - Volcanic activity involving the extrusion of rock tends to form mountains or features like mountains over a p






49. Somewhat cooler disturbances in the photosphere






50. Natural chemical compounds that are the crystals that make up rocks - Each has a specific composition or narrow range of composition







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Can you answer 50 questions in 15 minutes?


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