Chapter 5 - Life Cycles of Stars Flashcards
1
Q
What is the first stage of a star
A
A protostar
2
Q
How is a star formed
A
Dust and gas gains gravity. mass and temperature creating a nebula which gets bigger until it becomes more stable
3
Q
What stage is our sun in?
A
The main sequence
4
Q
In what stage is a star declared dead?
A
Black dwarf
5
Q
How does a star transition from a white dwarf to a black dwarf
A
It loses heat and light energy
6
Q
What is fusion
A
The joining of two things
7
Q
What is fission
A
The seperation of two things
