1) Planet closest to the Sun? a) Mars b) Venus c) Mercury 2) Which word means ‘ move around another body’ ? a) Spin b) Orbit c) Rotate 3) What shape are the Earth and Moon? a) Circular b) Roughly spherical c) Perfectly spherical 4) In order by size, from smallest to largest: a) Sun, Moon, Earth b) Sun, Earth, Moon c) Moon, Earth, Sun d) Earth, Moon, Sun e) Moon, Sun, Earth 5) How many times does the Earth orbit the Sun in one Year? a) 365 times b) 365.25 times c) 28 times d) 24 times e) Once 6) Which word means ‘ spin on its axis’  a) Wobble b) Orbit c) Rotate 7) How many hours is a full day on Earth?  a) 12 hours b) 24 hours c) 8 hours d) 28 hours 8) ‘The Earth rotates twice every 48 hours’ . Is this: a) True b) False c) It depends 9) How many rotations does the Earth make during the time it makes one Orbit of the Sun? a) 365.25 b) 24 c) 12 d) 380 e) 31 10) Which planet is between the Earth and Jupiter? a) Saturn b) Pluto c) Mars d) Mercury e) Neptune f) Venus 11) The time taken for a planet to turn once on its axis defines its... a) nightime b) time when it is lit from the Sun c) full day length d) year e) month f) season 12) The time for a planet to make one orbit of the Sun defines that planet's ... a) day b) night c) season d) hour e) year f) month 13) The Earth's tilt is what causes us to experience what? a) a year b) different seasons c) light and dark 14) We see the Sun rising in the .... a) East b) West c) North d) South 15) We see the Sun setting in the .... a) North b) South c) East d) West 16) Which planet's orbit is between Jupiter and Uranus? a) Mars b) Saturn c) Neptune d) Mercury e) Venus f) Earth 17) A thin sliver of moon is called a ... a) gibbous moon b) quarter moon c) crescent moon d) full moon e) new moon 18) A moon that is almost a full moon is called a ... a) gibbous moon b) quarter moon c) crescent moon d) new moon 19) How many days does the moon take to orbit the Earth once? a) 365 days b) 8 days c) 31 days d) 28 days e) 24 days f) 80 days 20) The Sun is roughly how many times further away from the Earth than the moon is? a) 365 b) 24 c) 200 d) 400 e) 800 f) 3000

Our Solar System

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