1) What is the biggest planet? a) Jupiter b) Saturn c) Uranus d) Mars 2) How big is Jupiter? a) 72.87 km2 b) 61.42 km2 c) 6 000 000 km 2 d) 10.75 km2 3) What is the smallest planet? a) Mars b) Jupiter c) Uranus d) Mercury 4) How small is Mercury? a) 10 693 km2 b) 4 879 km2 c) 2 583 km2 d) 8 739 km2 5) What is the hottest planet? a) Mars b) Venus c) Jupiter d) Uranus 6) How hot is Venus? a) 1 000 000 degrees b) 325 degrees c) 450 degrees d) 200 degrees 7) What is the coldest planet? a) Pluto b) Mercury c) Mars. d) Uranus. 8) How cold is Uranus? a) 400 degrees b) -353 degrees c) -1000 degrees d) -254 degrees 9) How many dwarf planets are there? a) 3 b) 5 c) 1 000 000 d) 10 10) What are the names of the dwarf planets? a) They don't have names b) Pluto, Vivo, Makemake, Eris and Haumed c) Pluto, Eris, Ceres, Makemake, and Haumed d) pluto is the only dwarf planet with a name 11) What planets could we live on? a) We can only live on earth. b) Mars c) Mercury. d) Mars, Europa, Enceladus and titan 12) What planet rains diamonds? a) Jupiter and Saturn b) Saturn c) Jupiter and Uranus d) Uranus 13) When was the first planet discovered? a) 1854 b) 1781 c) 1694 d) 1745 14) when was the most recent planet discovery? a) 2021 b) 2020 c) 1994 d) 1975

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