The two gasses that make up 99% of the earth's atmosphere are nitrogen and oxygen.
Hope that helped! =)
The right answer is spongy bone (cancellous bone).
In otosclerosis, the new bone blocks the movement of the stirrup, causing transmission hypoacusia. Otosclerosis can also cause perceptive deafness, especially when otosclerotic bone foci are close to scala media. Half of all cases are hereditary. The measles virus may play a role in triggering a genetic predisposition to otosclerosis.
It's a difficult question to answer. <span>A stream channel is the physical confine of a </span>river, and<span> consists of a </span>bed<span> and </span><span>stream banks, but also the path of water and sediment flowing within the stream banks.
Considering this info, and since we don't have any other clue about the mass of water we're talking about, I'd go for the B, is formed when water carries minerals into the ocean.</span>
