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