Vocabulary
A round body that orbits a star; may have a rocky surface or made of gas.
Planet
a group of stars that forms a picture in the sky by connecting the stars; may be part of a constellation
asterism
a meteoroid that makes it through Earth's atmosphere without burning up and hits the surface
meteorite
List the correct order of planets from the sun.
How many moon phases are there?
8
the sun and all the planets, asteroids, moons and other objects that revolve around it
solar system
the path followed by an object revolving around another object, caused by gravity
orbit
a meteoroid that has entered Earth's atmosphere and is burned up; often called shooting stars
meteor
This used to be considered a planet, but is now a dwarf planet.
Pluto
Which 2 planets is the asteroid belt located?
Mars and Jupiter
a system of stars, gas, and dust held together by gravitational attraction.
galaxy
the imaginary line around which a planet rotates
axis
a body in space made mostly of ice and rock, orbits close to the sun and can have a very long tail consisting of dust and gas.
comet
List the 4 terrestrial planets.
Mercury, Venus, Earth and Mars
What is a famous comet?
Halley's Comet
Comet Hale-Bopp
everything that exists, including galaxies, stars, planets, and living creatures
universe
the layer of gases that surrounds a planet
atmosphere
a small, irregularly shaped space rock, typically broken off from an asteroid or comet
meteoroid
List the 4 Gas Planets.
Jupiter, Saturn, Uranus and Neptune
Which state has a vast crater in the desert made from a meteorite?
Arizone
a group of stars that forms a pattern that has been recognized and named by scientists
constellation
a force of attraction that exists between two masses
gravity
an irregularly shaped body in space that orbits our sun, smaller than a planet; is made of rock, iron, dust, pebbles or other materials
asteroid
Which planet has the most prominent rings?
Saturn
True/False: A comets tail can disappear when it's farther from the sun.
True