Answer:
Once the high mass star starts to run out of hydrogen in the core, and starts burning hydrogen in the shell, it expands into a Red Giant stage just like we saw for low mass stars. ... The helium core is so hot that nuclear fusion begins there slowly over time, without degeneracy pressure becoming a factor. I don't know if this will help
Explanation:
Answer:
Birth rates are increasing? lol
Explanation:
The Moon appears to change shape because we see different amounts of the lit part as the Moon orbits Earth. From Earth's perspective, we see varying amounts of the illuminated part of the Moon.
There are two types of natural resources. The first are renewable natural resources. They are called renewable because they can grow again or never run out. The second are called nonrenewable natural resources.
