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