vocab words
What is a Solar system?
A star and all of the planets and other objects that revolve around it.
Star
A huge ball of very hot glowing gasses in space that produces its own light.
What is a dwarf planet?
A nearly round body, slightly smaller than a plane, whose orbit crosses the orbit of another body.
Universe
Everything that exists including galaxies and everything in them.
What is an asteroid?
A chunk of rock or iron less than 1000 km is diameter that orbits the sun.
Galaxy
A group of billions of star objects that orbit those stars and gas and dust.
What is a comet?
A chunk of frozen gasses, rock, ice and dust orbiting the Su.
Planet
A large round body that revo around a star.
What is astronomy?
y?The study of objects in space and their properties.