Answer: It's about things happen
Explanation:
You make an educated guess in what you already know about the experiment.
Make sure you hypothesis is testable, It is not a question so dont make it sound like one <span />
Answer:
D. Discovered chemolithotrophs in natural enviroments.
Explanation:
Sergei Winogradsky was a russian microbiologist. He observed in his research with genus of bacteria <em>Beggiatoa, </em>they were able to oxidize hydrogen sulfide as an energy source. Being the first example known of lithotrophs (organisms that use inorganic substrate in order to obtain energy).
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!