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