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