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