Comets
What is a asteroids
small rocky bodies that revolve around the sun
Rocky and metallic elements
What planet is closest to the sun?
Mercury
This is the most famous dwarf planet, once considered the ninth planet.
Pluto
comet passes close enough to the sun solar radiations heats it up comet gives off gas and dust in the form of a _________?
What is a comet tail
Meteoroids are often pieces of bigger
asteroids or comets
What planet is known as the red planet?
Mars
How many dwarf planets are there in our solar system?
Five
A comets tail points in what direct?
Away from the sun
Asteroids are what shape?
Irregular
What happens when a meteor enters earth's atmosphere and why?
It burns up because of heat and pressure
What is the largest planet in our solar system
Jupiter
Dwarf planets, like Pluto, are found in this icy region beyond Neptune.
Keiper Belt
What are comets mostly made of?
Ice, dust and rock
How many asteroids are there in our solar system
Millions
What is a meteor called that lands on earth's surface
What is a meteorite
Which planet rotates on its side?
What is the solar system model that places the earth in the center?
Geocentric
How many tails can a comet have?
1-2
What type of orbit do Asteroids have?
Elliptical
What does a meteoroid transform into once its traveling through earth's atmosphere?
Meteor
Mercury
Who developed the heliocentric model?
Nicholas Copernicus