Marly has to run a marathon. She has been training for years to run this marathon. Marly trained so hard that came in first place. Which of the macromolecules were primarily used in the long race?

a. 35°c

b. 25°c

c. 10°c

d. 40°c

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.