can you upload a clearer photo?
Answer:
D. Gas
Explanation:
The correct option is D.
Just like the sun, there is a layer of the earth that is gas. It is known as the atmosphere.
The earth's atmosphere is known to be a layer of gases that are surrounded by the earth and retained by the earth's gravity. The gases in the earth actually contain roughly 78% nitrogen, 21% oxygen, 0.97% argon and carbon dioxide, 0.04% trace amounts of other gases, and water vapor. This combination of gases is commonly called air.
D. The particles are tightly packed together
Liquid oxygen can be used as an oxidizer in rocket fuel as one of two propellants needed.
