This has created cultural relativism. it is a phenomenon of understanding a person's beliefs due to his cultural background. With modernisation and advancements, material culture has also increased and now small-societies also have the access to all the large materials.
Answer: Both are chemical changes.
Explanation:
Tarnish can be defined as the product of the chemical reaction that occurs between a metal and a no-metal. The metal which is exposed to the moisture or get oxidized develop a thin layer called tarnish. Copper, silver, brass, magnesium and other metals get tarnished.
The polish removes the chemical product of tarnishing and keeps the silver in silver spoon intact. This involves the chemical reaction.
Salt and vinegar are the ingredients of the chemical formulation which can remove the chemical product of the tarnishing from penny. This involves the chemical reaction.
Both polish and silver and vinegar can bring a chemical changes in the metal without introducing the physical change as they do not affect the physical structure of the metal.
Americans grew their own food during World War I to conserve supplies so that farms could support soldiers. ... They were intended to reduce the pressure caused by the war effort on the public food supply.
Yes, the president is the one who declared national emergencies when there are many more people who are higher qualified to do this.
<span>by giving senators a longer term
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