Earth - Exam
A) Crust B) Inner core C) Outer core D) Mantle
A) Venus B) Jupiter C) Mars D) Saturn
A) 85% B) 71% C) 50% D) 33%
A) Mesosphere B) Stratosphere C) Troposphere D) Thermosphere
A) Lhotse B) Makalu C) K2 D) Mount Everest
A) Oxygen B) Carbon dioxide C) Nitrogen D) Argon
A) Respiration B) Photosynthesis C) Fermentation D) Evaporation
A) Atlantic Ocean B) Southern Ocean C) Pacific Ocean D) Indian Ocean
A) Alfred Wegener B) Isaac Newton C) Charles Darwin D) Marie Curie
A) Wind energy B) The Sun C) Geothermal energy D) Fossil fuels
A) Ecology B) Geology C) Meteorology D) Astronomy
A) Mesosphere B) Stratosphere C) Troposphere D) Thermosphere
A) Sun, Mercury, Venus, Earth B) Mercury, Venus, Earth, Mars C) Jupiter, Saturn, Uranus, Neptune D) Earth, Mars, Jupiter, Saturn
A) 12 hours B) 24 hours C) 36 hours D) 48 hours
A) Gobi Desert B) Sahara Desert C) Antarctica D) Arabian Desert
A) Prime Meridian B) Equator C) Tropic of Cancer D) Tropic of Capricorn
A) Rainbow refraction B) Aurora borealis C) Greenhouse effect D) Rayleigh scattering
A) Carbon B) Oxygen C) Aluminum D) Silicon
A) Europa B) Ganymede C) Moon D) Titan
A) Mesozoic Era B) Paleozoic Era C) Cenozoic Era D) Precambrian Era
A) Gravity B) Magnetism C) Friction D) Centrifugal force
A) Pannotia B) Laurasia C) Gondwana D) Rodinia
A) The first B) The second C) The fourth D) The third
A) 29.2% B) 85% C) 50% D) 70.8%
A) The tilt of Earth's axis with respect to its orbital plane. B) The rotation speed of Earth C) Earth's distance from the Sun D) The Moon's gravitational pull
A) -18 °C (0 °F) B) 100 °C (212 °F) C) 14.76 °C (58.57 °F) D) 0 °C (32 °F)
A) It blocks all solar radiation. B) It forms clouds that cover only polar regions. C) It has no significant role. D) It acts as a greenhouse gas, helping to maintain liquid surface water.
A) 730 days B) 30 days C) 90 days D) About 365.25 days
A) 700,000 km B) 150 million km C) 50,000 km D) 384,400 km (238,855 mi)
A) It is perfectly spherical. B) It has a circumference of about 40,000 kilometers. C) It has a circumference of about 10,000 kilometers. D) It has a circumference of about 60,000 kilometers.
A) The Cambrian Explosion B) The Great Oxidation Event C) The Ice Age D) The Permian Extinction
A) Since humans emerged B) For the last 100,000 years C) Since the first billion years of Earth's history. D) For the last 500 million years
A) Natural volcanic activity B) The Moon's gravitational pull C) Humanity's unsustainable impact on Earth's climate and biosphere. D) Solar flares
A) In Asia 500,000 years ago. B) 300,000 years ago in Africa. C) In Europe 200,000 years ago. D) In North America 100,000 years ago.
A) To maintain Earth's orbit around the Sun B) To generate electricity C) To deflect most of the destructive solar winds and cosmic radiation. D) To stabilize Earth's axis
A) Earth's rotation speed B) Differences in captured solar energy between geographic regions. C) Volcanic activity D) The Moon's gravitational pull
A) The presence of only nitrogen B) Its lack of greenhouse gases C) It sustains surface conditions and protects from meteoroids and UV-light. D) Its stability over time
A) They have no significant role B) They produce mountain ranges, volcanoes, and earthquakes. C) They prevent any geological activity. D) They stabilize Earth's rotation
A) The absence of an atmosphere B) Volcanic activity C) The greenhouse effect from gases like CO2 and water vapor. D) Earth's proximity to the Sun
A) 5 light-minutes B) 10 light-years C) About 8 light-minutes (1 AU) D) 15 light-minutes
A) 469219 Kamoʻoalewa B) Vanguard 1 C) 2006 RH120 D) 2010 TK7
A) Arid B) Humid tropics C) Cold polar D) Continental
A) Hubble Space Telescope B) The International Space Station (ISS) C) Chandra X-ray Observatory D) Voyager 1
A) 797 m (2,615 ft) B) 1000 m (3,280 ft) C) 1200 m (3,937 ft) D) 500 m (1,640 ft)
A) Clockwise B) Southward C) Northward D) Counterclockwise
A) Length-of-day variation B) Nutation C) Precession D) Chandler wobble
A) Precession B) 14-month cycle C) Annual component D) Quasiperiodic motion
A) the phosphorus cycle B) the water cycle C) the nitrogen cycle D) the inorganic carbon cycle
A) The formation of the first continents B) The Great Oxygenation Event C) The Late Heavy Bombardment D) The Cambrian Explosion
A) Asthenosphere B) Outer core C) Inner core D) Crust
A) Plasma B) Liquid C) Solid D) Gas
A) Four B) Five C) Three D) Two
A) 10 ppm B) 20 ppm C) 50 ppm D) 100 ppm
A) Elliptical orbit B) Orbital precession C) Circular orbit D) Milankovitch cycles
A) Oxygen B) Silicon C) Magnesium D) Iron
A) 101.325 kPa B) 150 kPa C) 75 kPa D) 200 kPa
A) It has no effect on Earth's rotation B) It increases Earth's rotation speed C) It stabilizes Earth's axis and causes tides. D) It decreases Earth's rotation speed
A) Oxygen B) Nitrogen C) Hydrogen D) Carbon dioxide
A) Atmospheric boundary B) Hill sphere C) Gravity well D) Gravitational field
A) Latin Terra B) Old English eorðe C) Proto-Germanic *erþō D) Greek Gaia
A) Mohorovičić discontinuity B) Outer core-inner core boundary C) Core-mantle boundary D) Lithosphere-asthenosphere boundary
A) Almost the same apparent-sized disk B) Much larger than the Sun C) Half the size of the Sun D) Much smaller than the Sun
A) Tellus B) Gaea C) Terra D) Gaia
A) 70.000% B) 78.084% C) 80.000% D) 75.000%
A) Australia B) Africa-Eurasia C) Antarctica D) America
A) Gondwana B) Pangaea C) Pannotia D) Laurasia
A) *erþō B) *terra C) *tellus D) *gē
A) 6.0 Ga B) 3.8 Ga C) 4.54±0.04 Ga D) 5.0 Ga
A) Its composition and size compared to other rocky planets. B) Its lack of moons C) The presence of a large atmosphere D) Its proximity to the Sun
A) Late Modern English period B) Classical Latin period C) Early Middle English period D) Old English period
A) The same length as the stellar day B) Exactly 24 hours C) Slightly longer than the sidereal day D) Shorter by about 8.4 ms
A) Its dynamic atmosphere and liquid water. B) Its proximity to other planets C) Its lack of tectonic activity D) The absence of an atmosphere
A) Atmosphere B) Magnetosphere C) Ionosphere D) Exosphere
A) Gaia B) Gaea C) Terra D) Tellus
A) 40% B) 30% C) 20% D) 50%
A) Mount Everest B) Mariana Trench C) Chimborazo D) Kilimanjaro
A) Chandler wobble B) Milankovitch cycles C) Nutation D) Precession of the equinoxes
A) 40% B) 10% C) 20% D) 30%
A) Polar night B) Equinox C) Solstice D) Midnight sun
A) The Pacific Plate B) The South American Plate C) The Nazca Plate D) The Cocos Plate
A) Three-quarters B) Half C) Around two-thirds D) One-third
A) Quasiperiodic motion B) Precession C) Nutation D) Chandler wobble
A) Sedimentary B) Basaltic C) Metamorphic D) Granitic
A) The stratosphere B) The ozone layer C) The mesosphere D) The troposphere
A) Igneous rocks B) Sedimentary rocks C) Basaltic rocks D) Metamorphic rocks
A) The hydrosphere B) The mesosphere C) The asthenosphere D) The lithosphere
A) 75% B) 50% C) 25% D) 97.5%
A) Magnetic storm B) Substorm C) Aurora D) Solar flare
A) Carbon dioxide B) Oxygen C) Argon D) Nitrogen
A) Solstice B) Perihelion C) Equinox D) Aphelion
A) 75 mW/m2 B) 87 mW/m2 C) 50 mW/m2 D) 100 mW/m2
A) Mid-ocean ridges B) Transform faults C) Subduction zones D) Oceanic trenches
A) a significant fraction B) half of it C) none D) all of it
A) A flat disc B) A perfect sphere C) A rounded shape D) An irregular shape
A) Divergent boundaries B) Subduction zones C) Convergent boundaries D) Transform boundaries
A) Middle English B) Greek C) Old Norse D) Latin
A) Both hemispheres equally B) Northern Hemisphere C) Southern Hemisphere D) Neither hemisphere
A) 30.0° B) 45.0° C) 23.439281° D) 15.0°
A) The Cocos Plate B) The South American Plate C) The Eurasian Plate D) The Antarctic Plate
A) Quasiperiodic motion B) Chandler wobble C) Nutation D) Precession |
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