A) Inner core B) Outer core C) Crust D) Mantle
A) Venus B) Mars C) Saturn D) Jupiter
A) 71% B) 85% C) 50% D) 33%
A) Mesosphere B) Stratosphere C) Thermosphere D) Troposphere
A) Mount Everest B) Lhotse C) Makalu D) K2
A) Nitrogen B) Oxygen C) Argon D) Carbon dioxide
A) Fermentation B) Respiration C) Evaporation D) Photosynthesis
A) Pacific Ocean B) Southern Ocean C) Indian Ocean D) Atlantic Ocean
A) Isaac Newton B) Charles Darwin C) Marie Curie D) Alfred Wegener
A) Wind energy B) Fossil fuels C) Geothermal energy D) The Sun
A) Astronomy B) Ecology C) Meteorology D) Geology
A) Thermosphere B) Stratosphere C) Troposphere D) Mesosphere
A) Sun, Mercury, Venus, Earth B) Earth, Mars, Jupiter, Saturn C) Mercury, Venus, Earth, Mars D) Jupiter, Saturn, Uranus, Neptune
A) 12 hours B) 24 hours C) 48 hours D) 36 hours
A) Antarctica B) Gobi Desert C) Sahara Desert D) Arabian Desert
A) Prime Meridian B) Equator C) Tropic of Capricorn D) Tropic of Cancer
A) Greenhouse effect B) Rainbow refraction C) Aurora borealis D) Rayleigh scattering
A) Silicon B) Oxygen C) Carbon D) Aluminum
A) Europa B) Moon C) Titan D) Ganymede
A) Precambrian Era B) Cenozoic Era C) Mesozoic Era D) Paleozoic Era
A) Magnetism B) Friction C) Gravity D) Centrifugal force
A) Laurasia B) Pannotia C) Rodinia D) Gondwana |