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