2. The Solar System is composed by :
The Sun
Mercury
Venus
The Earth
Mars
Jupiter
Saturn
Uranus
Neptune
3. Meridians measure longitude.
Longitude means the distance from
the Greenwich Meridian. Parallels
measure latitude. Latitude means
the distance from the Equator.
4. The Earth has two differents
movements: revolution and
rotation. Revolution is the
movement of the Earth around the
Sun. The Earth takes 365 days and
6 hours to make a complete orbit
of the Sun. This causes the seasons.
5. Rotation is the movements
of the Earth´s on its own
axis it spins around. The
Earth takes 24 hours to
make a complete rotation.
This causes day and night.
