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