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