earth science final 2014

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earth science final 2014
2014-05-22 08:24:24

questions 50-100
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  1.  Lines that, connect points of equal temperatufe on a weather map are called

     A) isotherms. B) isobars. C) ak masses. D) thermometers
  2. An aff mass that originates in the Pacific or Atlantic Ocean and brings wann, moist air is called
    A) continental polar. B) cantinental tropical. C) maritime polar. D) maritime tropical.
  3. What weather effsct results when a movingair mass hits a mountain, rises, cools, and loses rnost of its moisture through pre cipftrtion?

    A) monsoon B) ratn shadow C) foehn D) chinook
  4. which of these climates is characterrzed by dense, lush vegetatron; broadl eaf plants ; ar;d highbiodiversity?
    A) polar B) savanna C) desert D) ruin forest
  5. Climate does not change as a result of
    A) plate tectonic motion. B) general circulation models. C) human activrty. D) volcanic activrty.
  6. Which of the followutg is NOT an impact of climate change?
    A) change in tida|patterns B) sea-level changes C) global warming D) change in precipitation
  7. The average weather conditions for an arcaover a long period of time is referred to as the area's A) specific heat. B) yearly temperature rangfi. C) climate, D) latitude.
  8. Tree rings have been used to measure
    A) billions of yaers. B) millions of years. C) only a handful of years. D) hundreds to thousands of yearc.
  9. What is the name for the climate of a small area?
    A) microclimate B) climatfr zarrfi C) topography D) latitude
  10. Which of the followittg rnay docrease temperrtures by reflecting sunlight back into space?
    A) sea-level change B) global warrning C) orbrtal change D) volcanic actltty
  11. When an air mass encounters a mountain range, the air mass
    A) stops moving. B) slows andsinks. C) reverses its direction. D) rises and cools.
  12. What do high levels of carbon dioxide in an ice core indicrte?
    A) a warrn climate B) a cold climate C) a high level of precipitation D) a low level of precipfirtion
  13. Computer climate models that incoqporute millions sf pieces of data and help sort complex sets of variables &re called
    A) Milankovitch models. B) microclimate modes. C) general circulation models- D) topographic models.
  14. What do fossils of flower pollen and plants with broad leaves rndtcrte?
    A) cool climates B) wann climates C, ice ages D) underwater climates
  15. point)What characteristic do the tropical savanrta, and tropical run-forest chmates share?
    A) a small temperaturfr tangfr B) a high temperature range C) lush vegetation D) open grasslands
  16. Which climate zone has an annual ninfall of less than 25 cm?
    A) desert B) ratn forest C) savanfia D) humid continental
  17. Specificheatis the amountof enerry needed to change the temperature of I g of substance by A) 22.2"C B) 12.5"C c) 10c D) 1c
  18. A telescops thatuses a set of lenses to gatherand focus light ftom distant abjects is a A) reflecting telescope. B) refracting telescope. C) radio telescope. D) space telescope .
  19. A constellation's change in position over several hours is caused by
    A) Earth's revolution around the sun. B) the tilt of Earth's axis" C) Earth's rotation on its axis. D) the movement of stars.
  20. The Northern Hemisphere has the most hours of daylight atthe
    A) vernal equinox. B) autumnal equinox. C) winter solstice. D) summer solstice.
  21. A light -yeat equals
    A) 150 million km. B) 9.46A7 x 1012 km. C) 14 billion km. D) 300 million m/s.
  22. Invisible electromagnetic radiation was discovercd wrth a
    A) compass. B) telescope. C) thermameter. D) prism.
  23. One line of evidence of Earth's revolutionaroundtha sun is A) the Coriolis effoct. B) Foucault's pendulum. C) the varyingpositions of a constellation evfrr a" period of hours. D) the varying positions of a constellation wer a period of weeks.
  24. What problem is solve dby sending telescopes into space?
    A) interference of Earth's atmosphere in detectingelectromagneticmdiatronB) inability of Earth telescopes to detect invisible electro magnetic radiation C) interference of dry atr tn de&rtrng electr orrtagnetic rudiatron D) interfersnce of gamma ruys in dete ct:rrrg eleotr omagnetic radi attwr
  25. About 99% of all matter c,orfiained in the solar nebula now exists in
    A) planets. B) space. C) asteroids. D) the sun.
  26. The two inner planets most alike rn size, mass, and density are
    A) Mercury andVenus. B) Earth and Mars. C) Venus and Earth. D) Mars and Mercury.
  27. The frafly atmosphere developed when many volcanic eruptions released large amounts of gases rn a process called
    A) Iava flow. B) outgassing. C) combustion. D) ozone,
  28. A rotating cloud of gas and dust from whichEarth's solar system formed is called a
    A) solar nebula. B) supemova. C) solar eclipse. D) astronomrcal explosion.
  29. Uranus's axis
    A) moves in a predictable mannsr. B) is perpendicular to its plane of orbit. C) is almost parullel to its plane of orbit. D) flips once per orbit around the sun.
  30. When fast-moving planets pass slow-moving planets in their orbits, why does rt appear as thoughplanets that orbit more slowly thanEarth &re moving backward?
    A) because of retrograde motion B) because of reverse activify C) because of retraction D) because of reflective movement
  31. The asteroid belt can be found between whichtwo planets?
    A) Earth andMars B) Jupiter and Saturn C) Mars and Jupiter D) Saturn and Uranus
  32. poinr) Small bodies from which planets ongrnatedduring the early formation of the solar system are called
    A) comets. B) planetesimals. C) asteroids. D) protoplanets.
  33. An engineer examining photos discoveredvolcanoes on
    A) Io. B) Callisto. C) Ganpnede. D) Europa.
  34. Many comets in the Kuiper belt arfi the result of
    A) meteor shcwsrs" B) rnertia. C) collisions betwe en large objects. D) Saturn's grmrrtartional pull.
  35. Characteristics of Ganymede and Callisto are,respectively,
    A) a, ffiagnetic field and craters. B) ice sheets and volcanoes. C) craters and ice sheets. D) volcanoes and a magnetic field.
  36. Where is the Kuiper belt located?
    A) beyond Neptuns's orbit B) inside Saturn's rings C) beyond our solar system D) outside Titan's atmosphere
  37. Most of the sun's energy is a result of
    A) nuclear fusion. B) nuclear fission. C) atomrc reactions. D) coronal mass ejection.
  38. Auroras ars frequently seen
    A) near the equator. B) after solar flares" C) befors a sunspot cycle. D) every l1 years,
  39. Which of the following is NOT a solarejection?A) solar flare B) eoronal mass ejection C) prominenco D) sunspot
  40. Sunspots vary in a cycle that lasts about
    A) 100,000 years. B) 1,100 years. C, 110 years. D) 1l years.
  41. Einstein's equation E : mcT helps scientists understerd the sun's energy because the equation
    A) describes nuclear fission. B) explains how mass sanbe converted into hugeamounts of enerry. C) describes solar f\ares, D) explains a star's spectfic wavelengths of light.
  42. Scientists break up the sun's light rrto a spectrum using a devrce called a
    A) eorana. B) spectrograph. C) positron. D) chromognph"
  43. Magnetic fields on the sun are producedby the sun's unevgn rotrtion and
     A) the movement of sunspots on the sun's surface. B) the movement of gases in the corona. C) gases in the convective zone. D) gases in the radtrtion zonc.
  44. Hcw long would a stat with the sun's mass stay on the main sequence?
    A) a million years B) a billion years C) 10 trillion years D) 10 billion years
  45. After its temp erature rises to 10,000 ,00A"C, a protostar becomes a star when
    A) nuclear fusion ends. B) nuclear fusion begins. C) nuclear fission begins. D) nuclear fission ends.
  46. What is a quasar?
    A) quasi-stellar rudro source B) quad-stellar ,radiatton sourcfr C) quasi-super realrty sourcs D) quasi-sterile rally source
  47. What is apparent magnitude?
    A) the brightness of a star as rt appfrars from Earth B) the true brightness of a star C) the brightnsss of the moon as it appears from EarthD) the numerrcal size of a star
  48. An elliptical galaxy
    A) contains few old stars, is rich in dust and gas, and is elongated. B) corrtains fow old stars, has little dust and g&s,and is elongated. C) corfiains few young stars, has little dust and gas, and is elongated. D) corrtains fow yavng stars, is rich in dust and g&s, and is elongated.
  49. Astronomers bslieve that cosmic backgroundradratron formed
    A) about a billion years ago. B) shortly after the bie bang. C) more that a trillion years ago. D) shortly before the bigbang.
  50. The bigbangoccurred about
    A) a billion years ago. B) L4 rnillion years ago. C) 5 billion years ago. D) 14 billion years agl.
  51. The temperafixe of cosmic backgroundradiation is
    A) almost absolute zero. B) above 3000c. C) about 270C. D) about 0o C.