Question 1) Photesphere
Question 2) core
Question 3) The suns gravity keeps them in place
Question 4) True
I'm not 100% about question 1 it's either photesphere or core, but I think Photesphere is correct
Answer:
It would be difficult to recreate the exact conditions of the chemical release elsewhere.
Explanation:
Answer:
Secondary succession is the series of community changes which take place on a previously colonized, but disturbed or damaged habitat. Examples include areas which have been cleared of existing vegetation (such as after tree-felling in a woodland) and destructive events such as fires.