Answer:
As altitude increases, the amount of gas molecules in the air decreases—the air becomes less dense than air nearer to sea level. This is what meteorologists and mountaineers mean by "thin air." Thin air exerts less pressure than air at a lower altitude
Answer:
-55 degrees c
Explanation:
because negative numbers work in reverse and that makes -55 actually lower.
Spongy or the cancellous bone is the bone with lattice work structure
