How do stars form

Chapters

1. 00:00how do stars form
2. 00:01It happens when clouds of interstellar gas are called Nebulae. mostly have Molecular Hydrogen.
3. 00:08 When they gain more mass it gets hotter and hotter.When the young object gets 10 million degrees it
4. 00:15dies Stars do live longer than humans For millions of years It depends on the stars mass
5. 00:21The sun dies differently to stars They have 7 or more solar masses The process for a star dying is
6. 00:32the same as any other star they run out of fuel.A star fuses hydrogen to make helium.
7. 00:37When that runs out the star fuses helium.and then carbon.Fusion releases more energy that heats up
8. 00:43In the olden days the elderly people looked at the sky and saw the stars and saw different patrons
9. 00:52 that resemble animals, peoples and objects. For example Greeks say alfa for the brightest star
10. 00:58 that's the first greek alphabet and Betelgeuse means the hand of the giant in arabic
11. 01:03The stars in our universe is bigger and brighter than our sun.
12. 01:08There's millions of stars in the night sky but you cant see all of them.
13. 01:14Stars are black bodies that absorb 100% of all electromagnetic radiation that falls on it
14. 01:18.In the song twinkle twinkle little star it says stars twinkle they don't.
15. 01:21Chapter 15