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