The document discusses key facts about planet Earth. It notes that Earth is the only planet that supports life, and its blue color comes from oxygen and water vapor in the atmosphere. The document also mentions that Earth is located in the Milky Way galaxy and has distinguishing geographic features like the Tropics of Cancer and Capricorn, hemispheres, the Equator, and the Greenwich meridian.

1. Work done by; Elena Ramírez
Camuñez and María Moreno
Gómez.

2. The Earth
The Earth is a planet in
the solar system. It is the
only planet where life
exists. Its color is blue
because most are oxygen
and water vapor. Located
in a galaxy called the Milky
Way. Has two tropics, of
Cancer and Capricorn, two
hemispheres, north and
south. A higher calling
pararelo Ecuador. A call
Greenwich meridian.

3. Parts of the Earth