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