Answer:
At sea level, air pressure is greatest because it is caused by the weight of the entire column of atmosphere at that altitude over that location. As altitude increases, the column of atmosphere gets shorter, and so less weight is pressing down at a given altitude, so atmospheric pressure is reduced.
Answer:
Explanation:
Causes for Disruptions in the Food Web
Overpopulation.
Water pollution.
Acid rain.
Climate change.
Air pollution.
Illegal hunting.
Soil pollution.
Illegal dumping.
Answer:
Because you body is introduced to the virus, it is familiar to it and can build up an immunity to the weakened form so when the actual virus invades, your body know what to do.
Explanation:
