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