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