Inner
Mercury's Surface Temperature is lower than Venus Surface temperature
What is because Mercury has no Atmosphere?
they have liquid and gas around a solid core
What are common characteristics of Gas Planets?
Streaks of Light through the sky.
What are meteors?
Small spherical masses orbiting the sun
What are Dwarf Planets?
They originate in the Kuiper Belt.
What are short period comets?
They are elliptical and have variations of speed
What are planets?
Tremendous amount of pressure
What changes gas to liquid?
The impression made by a meteorite
What is an impact crater?
Pluto Ceres Eris
Name a Dwarf Planet.
they originate in the Oort Cloud
What are long period Comets?
Terrestrial Planets
Inner or Rocky Planets
Io, Europa Ganymede, Callisto
What are Jupiter's moons
Objects flying through space
What are meteoroids?
Rocky core covered in ice
What is the Structure of the Dwarf Planet
This happens when they get close to the Sun
What is getting a tail?
Greenhouse Effect
What makes Venus Hot?
Titan Rhea Dione
What are Saturn's Moons?
The rocks that land on the planet surface.
What are meteorites?
It is between Mars and Jupiter.
Where is the asteroid belt?
rocks Ice and Dust
What makes up a comet?
Earth
What is the planet we live on?
Hydrogen and Helium
What are Common gasses of the outer planets?
Distance from the Earth to the Sun
What is 1 astronomical Unit?
Chunks of Ice and rock.
What is an asteroid?
What type of orbit do comets take around the sun?