I think I understand your question, but you question has so many errors in it that it doesn't really make sense.
Answer:
Maybe because you're feeling blue and the sky is a projection of your feelings.
Explanation:
Answer:
The further the light moves from the plant, the fewer oxygen bubbles are produced by photosynthesis. The intensity of light at different distances from a light source can be described by the inverse square law.
Answer:
The mass number of an atom is its total number of protons and neutrons. Atoms of different elements usually have different mass numbers , but they can be the same. For example, the mass number of argon atoms and calcium atoms can both be 40.
Explanation:
I think it's D. Sry if you get it wrong though
