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