Since fire is a chemical reaction, and oxygen is needed for that reaction, having a fire in a cave is a sure sign of the presence of oxygen.
The difference in arrival time between the two types of seismic wave can<span> be </span>used to calculate<span> the distance of the </span>earthquake's epicenter<span> from the seismometer, as the further away an </span>earthquake<span> is, the greater the lag time between the detection of the S </span>waves<span> relative to the P </span>waves<span>.
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Answer:
Having HIV/AIDS weakens your body's immune system. It destroys the white blood cells that fight infection. This puts you at risk for opportunistic infections (OIs). OIs are serious infections that take advantage of your weak immune system.
Explanation:
Yeasts are eukaryotic, single-celled microorganisms classified as members of the fungus kingdom
I believe the oxygen attracts electrons!
Good luck!
