Answer:
Add them!
Explanation:
The mass number of an atom is its total number of protons and neutrons
Answer:Capillary action
Explanation: it sticky, thanks to the forces of cohesion water molecules like to stay close together.
Answer:
C.
Explanation:
Biodiversity refers to the number of unique organisms within a region. C best explains that with the 1200 species of plant.
P.S. Thanks for separating the options. It´s a small detail that helps my eyes.
the <em>sun's corona</em> is only visable when there is a solar eclipse
I think it is the nervous system