This is a change in appearance of the Moon's shape.
What are Moon phases?
Producers of energy
What are stars?
Earth's [evil] twin
What is Venus?
The biggest planet
What is Jupiter?
What is one?
The path an object takes around another object in space.
What is orbit?
What is revolution?
Planet with the shortest orbit around the sun
What is Mercury?
Composition of terrestrial planets
Planet that takes the longest to orbit the Sun
What is Neptune?
# of planets in our solar system
What is 8?
A large round object that has cleared it's path to revolve around a star.
What is a planet?
Directions planets travel around the Sun
Pluto's characteristic similar to terrestrial planets
What is small radius?
Jovian planets' density
What is low density [molecules spread out]?
Processes that created our solar system
What are condensation and accretion?
This is made up of a star and all of the bodies that revolve around it.
What is the solar system?
Shape of planets' orbit
What is elliptical?
The terrestrial planets in order from closest to the sun to furthest away
What are Mercury, Venus, Earth, Mars?
Beyond the last planet [where Pluto lives]
What is the Kuiper Belt?
Relationship between the distance from the star and speed of the planet's orbit
What is the further away from a star, the slower its orbit?
Objects smaller than a planet that revolve around the sun. (3 answers)
What are dwarf planets, comets and asteroids?
What is Earth's tilt?
"object" located between the terrestrial planets and the Jovian planets
What is the asteroid belt?
Jovian planets in order from closest to the sun to furthest away
What are Jupiter, Saturn, Uranus, Neptune?
The edge of our solar system
What is when the star's gravitational pull ends?
What is the Oort cloud (sphere of dust and ice)?