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