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. Igneous rock that forms on the earth's surface - Examples obsidian - basalt - and pumice






2. 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






3. The movement of rainwater as it filters through soil and rocks into the ground - becoming groundwater






4. Characterized by unusually warm ocean temperatures in the same area - Atlanta tropical cyclone activity is generally enhanced during La Nina - Often follows the El Nino - especially when the latter is strong






5. 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






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






7. Takes place when the moon passes between the earth and the sun - with the moon blocking the sunlight for about two minutes - A total ___________ may be seen only from a small zone on the earth






8. Piled in waves and indicate rain or snow






9. Runoff and groundwater are stored as ________ in lakes






10. Large - scale movements of the earth's lithosphere - - The theory encompasses the older concepts of continental drift (first half of 20th century) and seafloor spreading (1960s)






11. 1 hour of time






12. The strength of gravity in our solar system depends on both the masses of the celestial objects and the _______ between them






13. 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






14. Some groundwater finds openings in the land surface and emerges as...






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






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






17. The motive force behind land breezes and sea/lake breezes - also known as on - or off - shore winds - Land absorbs and radiates heat faster than water - but water releases heat over a longer period of time






18. The degrees east or west of the prime meridian through Greenwich - England






19. Occur when two plates pull away from each other - Such faults are generally weak and shallow Example: the Mid - Atlantic Range in the Atlantic Ocean






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






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






22. There are approx. _____ days between each lunar cycle






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






24. 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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25. The tendency of a moving object to stay in a straight line or a stationary object to remain in place - Without _______ - a planet would be pulled into the sun






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






27. Nearest galaxy - about 20 million light - years away






28. 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






29. Tides may be...






30. Occur twice a year - when the tilt of the earth's axis is oriented neither from nor to the sun - causing the sun to be located vertically above a point on the equator - The name derived from the Latin aequus (equal) and nox (night) - because at the e






31. Bbreaking along flat surfaces






32. This upslope wind is called a...






33. Water transpired from plants and evaporated from the soil






34. Giant masses of solid rock that float upon the earth's mantle - These plates move in relation to one another at one of three types of plate boundaries...






35. Oceans cover __ of the earth's surface






36. Continental polar (dry - cold air)






37. Generally forms deep in the mantle as one type of rock changes into another - Due to intense pressure - can show signs of bending and distortion - Examples: schist - marble - gneiss - and slate






38. 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






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






40. Continental tropical (dry - warm air)






41. The fossiliferous strata record is only the last __% of the earth's history






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






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






44. Around a new or full moon - when the sun - moon - and the earth form a line - the tidal forces due to the sun reinforce those of the moon - The tide's range is at a maximum and is called a spring tide (spring as in 'to jump/leap -' not the season)






45. The science of the atmosphere and weather






46. Some infiltration stays close to the land surface and can seep back into surface - water bodies (and the ocean) as...






47. Distance to closest stars can be calculated by measuring the _________ - a slight shift in apparent position against the background of more distant stars as the earth travels around the sun






48. Human civilization has lasted only _____ years






49. Two high waters and two low waters each day - in most locations - tides are semidiurnal






50. Common: wind - clouds - rain - snow - fog - dust storms - Less common: natural disasters such as tornadoes - hurricanes - and ice storms