And AstroidsWith their

structure and behaviour

Earth-BorderingObjects

- Natural object- Orbits outer space- Aka “falling star”

*Example of what was behind the photo

Meteorites

- Irons (Siderites)- Stony-Irons (Siderolites)- Stones (Aerolites)

Meteorites

- Burns up and penetrates Earth’ s atmosphere

- Mars/Meteorites/Saturn

Meteorites

http://en.wikipedia.org/wiki/File:Comet-Hale-Bopp-29-03-1997_hires_adj.jpg

- Icy - Small- Luminous bodyComet

- Far from the sun - Absorbs and reflects the radiation of the sun

Structure

- Consists of a dense solid body or conglomerate of bodies

- A few miles in diameter called the nucleus

- Dust and gases are called the coma- Luminosity is caused by the molecules

Comets

* Located from the outer rings of our solar system to the inner rings

AsteroidsAsteroids "star-like", are a class of small Solar System bodies in orbit around the Sun. They have also been called planetoids, especially the larger ones.

From piles of 'rubble' to complex mixtures of

metals, and carbon and silicon compounds,

asteroids are not just dull grey lumps of

cratered rock...

Structure

Asteroids

Asteroids

- Like Meteors/Meteorites, they are located between Mars and Jupiter

- Before they arrive Earth’ s atmosphere, they are called Meteors.

End of Keynote.

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