First box is where the Sun's energy is produced. The second box is hot gases move up and cool gases sink down. Then Region of the Sun that is visible from Earth. Last is appears as a red ring around the Sun right before and after the peak of a total solar eclipse. I hope this helps!
Yes, because there is only so much weight it can hold.
Bacteria, hope this helps!
If the chemical touches another chemical, then there is a higher probability that it's going to react.
