Quiz on The Solar SystemOnline version Review all about the Solar System. Answer the questions correctly, - to be completed by March 26 by Carmile Gilbert 1 Which planet is the largest in the Solar System? a Mercury b Neptune c Jupiter 2 What is in the center of our solar system? a Pluto b The Sun c The Moon 3 How many moons does Earth have? a 1 b 3 c 2 4 Which planet is the smallest planet in the solar system? a Venus b Saturn c Mercury 5 How long does it take for Earth to orbit the sun? a 255 days b 365 1⁄4 days c 165 years 6 Our solar system is part of a larger system called the ? a Milky Way b Cheesy Way c Right Way 7 Orion, the Hunter is a a Constellation b Star c Planet 8 The last four planets in our solar system are called a Icy Rocks b Gas Giants c Inner Planets d Outer Planets 9 Which planet is the only planet with life? a Mercury b Neptune c Earth 10 The hottest planet in the solar system is ? a Venus b Mercury c Jupiter 11 There are no ______ on the moon. a plants and trees b rocks and dust 12 Earth is _______than the moon. Written answer 13 __________ is the lesser light. a the sun b the moon 14 There are _________ on the moon. a cheese b water c mountains