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