Omar El Brouzi Abdenour Azibou 28/11/2013
-Which are the main part of a comet?
-What are they made of?
Comets are composed of ice and dust ... when we say ice in astronomy, not only is water ice, but ice of any gas at low temperatures becomes solid
-Which are the differences between comets and meteors?
Meteor fragment of a meteoroid that has withstood the impact with the atmosphere and has reached the surface of the Earth or another planet before consumption.
Comet (astronomy) (Latin stella comet 'hairy star'), celestial body of ice and rock, relatively small, which revolves around the sun When a comet approaches the Sun, some of the ice becomes gas. This gas and dust particles are released and rise to a long tail which characterizes luminous comets.
No hay comentarios:
Publicar un comentario