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