Solar System Quizlet
Terms in this set (13)
a star at the center of the Solar System
dark area behind an opaque object
a substance, such as air, that will spread to fill any space that contains in
a ball of burning gases in space that gives off light Oftentimes, a star from Earth as a tiny point of light in the night sky
a large body that does not give off light. A planet must do these 3 things: it must orbit the sun, it must have enough mass for its own gravity to shape it into a sphere and it must be massive enough to clear other large objects from its orbit.
the density or weight of the air
the mixture of gases that surrounds a planet or the air in a particular place
any natural body that revolves around a planet
the measure of how light or heavy something is for its size. Density is measured by dividing an object's mass by its volume.
turns or spins around a point located at its center
path 1 object in space takes around another
force that pulls things toward the surface of the Earth and keeps them from floating away into space
the collection of eight planets and their moons in orbit around the sun, together with smaller bodies form of asteroids, meteoroids and comet.