Answer:
gas in the atmosphere ......
Cinnabar<span>The Mineral mercury. Mercury is rare in a native state. Although it is a naturally occurring liquid substance, it is never found in "pools". It only occurs as very small blobs on top of mercury ores such as Cinnabar.</span>
Answer:
We breathe out carbon dioxide
Answer:
When you inhale (breathe in).
Explanation:
Air enters your lungs and oxygen from the air moves from your lungs to your blood. At the same time, carbon dioxide, a waste gas, moves from your blood to the lungs and is exhaled (breathe out). This process is called gas exchange and is essential to life.