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