Asteroids
What are asteroids
Big rocks that orbit the sun.
What is a meteor.
The phenomenon of the meteoroid getting hot and bursting into flames and flying across the sky is a meteor.
What is a comet
A comet is a large frozen mass of gas and dust.
Where do most asteroids live.
In the main asteroid belt between Mars and Jupiter.
What is a meteorite
when it hits the ground we call it a meteorite. Smaller than a grain of sand.
What are thy made of.
They are icy balls of rock dust and frozen gas
What is the largest asteroid
Ceres
What is a meteoroid
The actual bit of solid stuff coming from space is a Meteoroid.
Where do they come from
Most comets come from the Kuiper Belt or the Oort Cloud.
What are asteroids made of.
Most are made of silicon based rock with some small metals like nickel and iron based carbon
Where are the meteors
Meteors are located in space then Earth's upper atmosphere.
When did they form
Comets formed at the same time as the planets and the sun.
Why do astroids burn up when they enter the atmosphere
Astroids burn up when they enter the atmosphere because heat is created by friction between the asteroid and the atmosphere.
How fast is a meteor when it enters our atmosphere
When it enters our atmosphere it moves really really fast. Up to 70 km per second or more.
what does comets have to do with life on earth
Comets contain carbon, and scientist believe that comets crashed on earth giving it carbon to sustain life