Answer:
Hydrogen in the core of the star is converted to helium by nuclear fusion. When the hydrogen supply in the core begins to run out, and the star is no longer generating heat by fusion, the core becomes unstable and contracts.
It is all related because in order for a speices to exist or live it must have an relative abundance of land or food in their territories. There also must be a diveristy in mates so that there is no inbreeding. DIversity can also come from the different colors of the species which can show the environment they live(d) in which can help sometimes ward off other predators. I hope this helps.
1. Diversity
2. Pollutants
3. Runoff
4. Erosion
5. Agriculture
6. Vegetation
7.
8.
I don’t know 7/8 right now but I will keep working on it.
