el universo-presentación
TRANSCRIPT
THE UNIVERSE
Atoms
An atom is the smallest unit of any chemical element. Everything in the universe is formed by atoms.
Structure of atoms
Atoms are composed of an electron cloud spinning around a nucleus.
Stars
A star is a celestial body that shines with it's own light.
Curiosity of the Sun
The Sun is big, but others stars are infinitely bigger that the Sun, like Antares
Born of stars
Stars, like our sun, were born many at the same timeStars were born in clusters like for example The Orion Nebula.
Composition of stars
Stars are composed mainly by hidrogen.
Hidrogen
Life of a star
The stars transform hidrogen in helium and with this process occurs the sunlight.This process makes the stars can ''live''.But the hidrogen would come to an end.
Red giant
The star will cool and will expand.It will come in a red giant.
White dwarf
When there is not any fuel, it will cause a gravitional colapse. Then it will become in a white dwarf.
Black dwarf
Later, it will come in a black dwarf,without live.
Cosmos
Cosmos where we live in, was generated with the Big Bang explosion.
Black hole
A black hole is a region in the universe where a high concentration of mass. Nothing can pass through a black hole.
This is a supermassive black hole
Black hole
This is a black hole of the Milky Way
THERE ARE 3 TYPES OF BLACKS HOLES:SUPERMASSIVE
STELLAR MASS
MICROHOLES