Day and night
Eclipse of the Moon
The Big Bang theory
An Astronomical Unit (AU)
Eclipse of the Sun
Seasons and the length of the day
Light Year
It happens when the Earth is positioned between the Sun and the Moon and stops the Moon from reflecting light from the Sun.
It is an average distance between the Earth and the Sun
They are consequences of the Earth´s rotation
revolution
low tide
It explains the creation of the Universe and its expansion
Is the distance which light travels in a year.
They are consequences of the Earth´s revolution
It happens when the Moon is positioned between the Sun and the Earth.
rotation
