Planets
Last planet from the Sun
Neptune
Smallest Star?
Red and it does not give off a lot of light
The largest star
Blue and it shines the brightest
What is a meteoroid?
Rocky pieces of of space debris about the size of a pebble. Come from Moon & Mars.
The path that Earth and other planets revolve on
Orbit
What are the inner planets?
Mercury, Mars, Earth, Venus
What is a protostar?
Forms when gravity pulls dust together and it gets stronger/stronger, this is the beginning for life of a star.
The Medium Star
Yellow/Orange like the Sun
What is a meteors?
Meteoroids that hit Earth's atmosphere.
The movement of spinning on an axis
Rotation
What are the outer planets?
Jupiter, Saturn, Uranus, Neptune
What is a nebula?
Stars that start out as giant clouds of dust
Made of dust, rock, metals and has an icy shell.
Comet
What is a meteorite?
Meteoroids that hit Earth's surface.
The movement of an object around another
Revolution
What are the differences between inner/outer planets?
Inner- High Density, Low Mass, Solid, Earth Like, Closest from the Sun, few moons, no rings.
Outer- Gas Giants, Low Density, High Mass, Farthest from the Sun, Coldest, many moons, has rings.
Hydrogen & Helium atoms combine to form energy
Nuclear Fusion
Made of dust, rock, metal. Located in the asteroid belt.
Asteroid
An imaginary line that goes through the center of an object
Axis
What is the Andromeda Galaxy?
Closest Galaxy to the Milky Way
What is our Galaxy and where are we located in it? Why?
Nuclear explosion of larger stars is called a
supernova
Another name for the milky way galaxy?
The spiral galaxy.
A group of objects that repeat in the same order
Pattern
Another name for life like planets
Terrestrial Planets