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 The Big Bang theory 3 4 Eclipse of the Sun 5 6 An Astronomical Unit (AU) 7 Light Year 8 Eclipse of the Moon 9 10 Day and night 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 happens when the Moon is positioned between the Sun and the Earth. They are consequences of the Earth´s revolution They are consequences of the Earth´s rotation It is an average distance between the Earth and the Sun low tide It explains the creation of the Universe and its expansion rotation revolution