Gravity helps spiral the dust and gas together and this heats up to a high degree to make a __________
Question 5
5.
A star forms when Hydrogen nuclei are hot enough to fuse and form...
Question 7
7.
When a star exits the protostar period it enters the ____________ for about 10 billion years.
Question 8
8.
In a __________ star Hydrogen eventually stops fusing into ___________ ___________ _________
Other Answer Choices:
more
helium
less
fusion
small
Question 9
9.
When the inner force of fusion is less than the force of gravity the star starts to _______ inward and the _______ increases. It becomes so hot that now Helium nuclei can _______ together to make _______ elements.
Question 11
11.
Fusion of helium in the red giant will eventually _______. The force of _______ will be greater than the force of _______ again. This causes the star to collapse forming a _______ star.
Question 13
13.
Massive stars...
Question 14
14.
Which statement(s) are true
Question 15
15.
Massive stars lifespan is about _____________________ _______________________
Other Answer Choices:
20 million years
1000 million years
Question 16
16.
Which have a longer life span
Question 17
17.
Hydrogen is lost quicker from...
Question 18
18.
Massive main sequence stars ____________________________ ________________________________ ______________
Other Answer Choices:
heavier elements up to iron
supernova
hypercondrion
become red giants
polister
become super red giants
Question 19
19.
Supernova's relase energy in the form of ____________ and ____________, which can outshine all light in the galaxy for several weeks.
Question 20
20.
All of the pressure and temperature in the supernova is enough to do what?
Question 21
21.
Supernova's distribute these elements all throughout the universe meaning...
Question 22
22.
What are the two possible things that a supernova can become?