Key Terms Of Solar System Flashcards
What are asteroids?
Asteroids are small rocky objects that orbit the sun. They are also smaller than planets.
What are comets?
They are frozen gases, rock and dust that orbits the sun.
What are dwarf planets?
They are the world’s that are too small to be considered full pledge planets, but too large to fall into smaller categories.
What is a galaxy?
It is a huge collection of gas, dust and billions of stars and their solar system.
What is a meteoroid?
It is a small piece of stone-like debris which travels in outer space.
What is a moon?
It is a natural satellite of the earth, visible by reflecting light from the sun.
What is outer space?
It refers to the relatively empty regions of the universe.
What are planets?
They are the astronomical bodies orbiting a star Tennant that is massive enough to be rounded by its own gravity.
What is a star?
It is a luminous bull of gas; mostly hydrogen and helium held together by its own gravity.
What is a universe?
It is everything we can touch, feel, sense or measure. It includes living things, planets, stars and galaxies.
