If a boater sounds five short blasts on a horn, it represents danger, or that the boater does not understand the approaching boat's intentions.
If the boater sees another boat approaching him, and he suspects that something fishy is going on, or he doesn't understand what the other boat is trying to do, he will sound five short blasts on his horn, in order to show that something is wrong.
Answer: Natural vegetation refers to a plant community, which has grown naturally without human aid and has been left undisturbed by humans for a long time.
Explanation:
Answer:
Tierra Nevada
Explanation:
The coldest zone which experiences permanent ice and snow is Tierra Nevada.
Shifting cultivation<span> is an agricultural system in which plots of land are cultivated temporarily, .... parts of the Roman empire from 400 BC to around 500 AD </span>following<span> the collapse of Roman economy and industry. ... The root question posed by these and the numerous other </span>examples<span> that could be cited of simple societies that ...</span>