What 2 main reactions take place in photosynthesis

Light-dependent and Light-independent reactions

Explanation:

Light-dependent reactions capture the energy of light and use it to make ATP and NADPH. The light-independent reactions use ATP and NADPH to capture and reduce carbon dioxide.

i think the answer is composed of atoms

explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.