Our solar system Flashcards
name the planets in the solar system
mercury, venus, earth,mars,jupiter,saturn,uranus,neptune
what is our solar system made up of
our solar system is made up of our sun and eight planets as well as moons , astriods ,comets ,gas and dust
what is a dwarf planet
A dwarf planet is not a planet because it does not clear its own orbit. Pluto is a dwarf planet.
What does a planet have to do to be classified as a planet [criteria]
To be classified as a planet a space object has to be big enough to pull in s smaller space objects with its own gravity.
what is a satellite
a satellite is an object that orbits a larger object or planet.
what is a moon
A moon is a naturally occurring satellite
what is a asteroid
an asteroid is a solid rocky object that orbits a star but is too small to be considered a planet
what are comet’s
comets are objects composed of frozen gases ice rock and dust
what can comets form
Comets can form a tail of dust and gases that may stretch for millions of kilometres
Explan the big bang theory
before the big bang the entire unierse was compressed in to a tiny , hot dense mass then there was a huge expansionor inflation that allowed all of the univers matter and energy as well as space and time to form