Things In Space Flashcards
What the relationship between the mass and the gravitational pull
The greater the mass of an object the greater the gravitational pull
What is gravity?
An attractive force between all pairs of massive objects
What id the mass of the sun to the solar system
99%
What are asteroids?
Asteroids are made of metal and rock. They orbit the sun
Where are asteroids
Most are in the asteroid belt most some are not
What prevents the asteroids from clumping together
Jupiters gravitational pull
What happens when the asteroids crash together
They form a smaller asteroid
What is the size of the asteroid
1-1000 km
Whats the largest asteroid
Ceres 1038km
What the shape of an asteroid
Potato shaped and bumpy
What are comets
Made of ice and dust
Describe a comets orbit
Long and narrow
Whats the size of a comet
10 meters cause a lot of damage
What happens when the comet comes near the sun
It forms the comets tail
What are meteoroids
Made of rock & iron
