Matching Pairs UNIVERSE DEFINITIONSOnline version Match the words and the definitions by FRANCIS FERNANDEZ ESTARLICH 1 Eclipse of the Moon 2 Eclipse of the Sun 3 An Astronomical Unit (AU) 4 5 6 The Big Bang theory 7 Day and night 8 Seasons and the length of the day 9 10 Light Year low tide They are consequences of the Earth´s rotation rotation They are consequences of the Earth´s revolution It happens when the Earth is positioned between the Sun and the Moon and stops the Moon from reflecting light from the Sun. It happens when the Moon is positioned between the Sun and the Earth. It explains the creation of the Universe and its expansion It is an average distance between the Earth and the Sun revolution Is the distance which light travels in a year.