State whether true or false a. The substances which have very high ignition temperature will catch fire easily
.b. Spontaneous combustion happens when we provide external heat.
c. Metal oxide is basic in nature and non-metal oxide is acidic in nature. d.Copper displace zinc from its salt solution
.e. Charges of the same kind repel each other, while charges of different kinds attract each other
.f. A metal rod can be charged by friction.

a rain shadow is a dry region of land on the side that is protected against the prevailing winds of a mountain range. the prevailing winds are the winds that occur most of the time in a particular place of the earth

prevailing winds carry air toward the mountain range. as the air rises up over a mountain range, the air cools, water vapor condenses, and clouds form. on this side of the mountains, called the windward side, precipitation falls in the form of  rain  or snow. this dry air produces a  rain shadow.

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them  

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