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