Our Sun and Planets Formation Flashcards
1
Q
What did the solar system start as
A
Solar Nebula
2
Q
What is a solar nebula
A
disk of dust and gas
3
Q
What atoms are in solar nebulas
A
Hydrogen and helium
4
Q
What acts on the nebula
A
Gravity
5
Q
What does gravity cause the nebula to form
A
dense concentration of gas at the centre of the rotating disk
becomes protostar
6
Q
What happens to the protostar
A
it became the sun
7
Q
What happens surrounding the protostar
A
disk cools and different elements condensed
8
Q
Once elements condensed what did this determine
A
chemical composition of planets
