They all compact like are close together
The outward push of the core created by nuclear fusion and the inward pull of gravity from the core
Answer:
Janna levin is a cosmologist and professor at physics.
She is an american by race
She was the presenter of Nova feature Black hole Apocalypse and has writtenany science non-fiction books
www.jannalevin.com is her own page where u get her correct info and bio
Answer:
1. Astronomical telescope.
2. Terrestrial telescope.
3. Galilean telescope.
Explanation: