Moon phases – Quiz 1. Where does the Moon get its light? a) From nuclear reactions at its core. b) By reflecting light from the Sun. c) It is covered in a radioactive element. 2 How many phases does the Moon have? a) 8 b) 6 c) 3 3 How long does it take to the Moon revolves around the Earth? a) Approximately 23 days. b) Approximately 15 days. c) Approximately 29 days. 4 The Moon is ... a) A star. b) A natural satellite. c) A comet 5 What is the phase of the Moon when 100% of the Moon is lit up? a) Crescent Moon b) New Moon c) Full Moon.