The universe is composed by stars, planets and satellites. One
planet is the Earth.
2. Stars
The stars are celestial bodies that have their own light, like
the Sun, which is why we can see them in the sky at night.
The star of the Solar System
3. Planets
The planets of Solar System
The planets are bodies without their own light that circle a
star. The Earth goes around the Sun.Earth
4. Satellites
The satellites are a bodies without light that go around a
planet.
The Moon(Earths satellite)
5. The Earths representation
The Earths shape is spherical. Its represented by a globe. We
use parallels and meridian to do this.
6. Parallels are circles perpendicular to the Earths axis. The
main is the equator, divides the Earth in two hemispheres, north
and south
The meridians are semi-circles in direction north-south.
7. The Earths rotation
Is the turning of the Earth around its imaginary axis. A full
rotation takes 24 hours. The main consequence is the change from
night to day.
Night
8. Day 9. The orbiting
Is the turning of the Earth around the Sun, it takes a 365 days
and 6 hours. This 6 hours is add and become a extra day every four
years in February, this year is called Leap Year.
10. Core
Is the deepest, it is composed by iron.
11. Core 12. Mantle
Is the intermediate layer composed by magma.Mantle
13. Crust
Is the external layer composed by solid rock and
soil.Crust
14. Hydrosphere
Is the Earths mass water.
15. Biosphere
Is where living creatures exist.
16. Continent
Are large mass of land surrounded by seas and
oceans.Continents
17. Island
Are smaller than the continents and thery are completely
surrounded by water.Island
18. Plain
Are flat areasand whose altirude does not exceed 200 metres
above sea level.Plain
19. Plateau
Are plain higher than 200 metres above sea laval.Plateau
20. Mountain
Are elevation of terrain whose altitude exceeds 600 metres.
Where are grouped are called sierras, massifs or montuain
ranges.Mountain
21. Depression
Are sunken. They are often crossed by rivers that gouge, long
depression called valleys.Depression
22. Beach
Are flat areas on the shoreline formed by sand and
stones.Beach
23. Cape
Are parts of the coastline that extend into the sea.Cape
24. Gulf
Are parts of the sea that extended into the coastline.Gulf
25. Peninsula
Is a landform surrounde by water on all sides but one, named
isthmus.PeninsulaIsthmus
