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






2. The process in which one type of rock changes into another






3. A land form that stretches above the surrounding land in a limited area - with a peak - Usually produced by the movement of lithospheric plates






4. Volcanoes can be caused by '____________'; these so - called hotspots - as in Hawaii - can occur far from plate boundaries






5. 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






6. Believed to originate at a much greater distance from the Sun - in a cloud (the Oort cloud) consisting of debris left over from the condensation of solar nebula - Comets are thrown from the outer planets or nearby stars - or as a result of collisions






7. Seas - gulfs - bays - and other names






8. Erosion in many places is increased by human land use - Poor land - use practices include deforestation - overgrazing - unmanaged construction activity - and road building






9. Due to a combination of differential heating and geometry - hen the sun rises - it is the tops of the mountain peaks which receive first light - and as the day progresses - the mountain slopes take on a greater heat load than the valleys - This resul






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






11. The science of the atmosphere and weather






12. Huge systems of stars - Milky Way is estimated to have 100 billion stars arranged in a great disk






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






14. Center: 3000

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15. 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






16. Spiral - elliptical - and irregular form are speckled throughout the visible universe - Largest telescope has detected galaxies to its limit of several billion light - years






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






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






19. Continental tropical (dry - warm air)






20. Loose collections of ice - dust - and small rocky particles - measuring a few kilometers or tens of kilometers across






21. Sometimes called minor planets or planetoids - Bodies






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






23. Some precipitation falls as ____ and can accumulate as ice caps and glaciers - which can store water for thousands of years






24. Forms over water and is associated with wet air






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






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






27. The major mountains tend to occur in __________ - indicating tectonic plate boundaries and activity






28. The center of the sun may have a temperature of millions of degrees; the visible surface - the ______ - is about 6000






29. Faulting and folding






30. Defined by geometrically subdividing the earth's spheroid into 24 lunes (wedge - shaped sections) - bordered by meridians - each 15






31. After the moon has waxed through crescent - quarter - and gibbous phases - a ________ appears - At that time - the moon rises at sunset - and we see all of its illuminated side - Then the phase wanes gradually to another new moon






32. Featherlike clouds that indicate fair weather






33. Officially defined as sustained sea surface temperature anomalies of magnitude greater than 0.5






34. The lateral movement of the plates is typically at speeds of ___ mm annually






35. Refers to the long - term weather patterns of a large geographical area and takes into account temperature - humidity - and precipitation






36. Gas giants Jupiter - Saturn - Uranus and Neptune have diameters far larger than Earth's and have far greater masses






37. Occur along plate boundaries






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






39. An area of frequent earthquakes and volcanic eruptions associated with the plate boundaries surrounding the Pacific Ocean - In a 40000 km horseshoe shape - associated with a nearly continuous series of oceanic trenches - volcanic arcs - and volcanic






40. Occur when two plates slip past each other - Such faults are generally moderate and are relatively shallow Example: The San Andreas Fault






41. Water transpired from plants and evaporated from the soil






42. Travels around the earth each month - - Distance from the earth averages 237000 miles - Has rugged topography formed billions of years ago by volcanic eruptions and meteorite impacts - Mass is 1/6th that of Earth






43. Stars with the highest ___________ appear blue - while stars with the lowest surface temperature appear red






44. Theory that the earth's continents were originally united as a supercontinent - Pangaea - Established by Alfred Wegener in the early 1900s






45. Cause pressure differences - A hot surface heats the air above it and the air expands - lowering the air pressure and its density






46. 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






47. Condensed water vapor that falls to the earth's surface - Most precipitation occurs as rain - but also includes snow - hail - fog drip - graupel - and sleet






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






49. This scale assigns a fixed number to 10 reference materials. Talc (1) is the softest and diamond (10) is the hardest

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50. The tidal force produced by the sun is ____ as large as that produced by the moon