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