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