Answer:
The letters are a one- or two-letter symbol assigned to each. element. ... The letters represent the name of the element when it was. discovered
Explanation:
What do the letters in the boxes of the periodic table represent?
A. The letters stand for the names commonly used for the elements.
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C. The letters are an abbreviation of the element's name in English.
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n chemistry, a symbol is an abbreviation for a chemical element. Symbols for chemical elements normally consist of one or two letters from the Latin alphabet and are written with the first letter capitalised.
Earlier symbols for chemical elements stem from classical Latin and Greek vocabulary. For some elements, this is because the material was known in ancient times, while for others, the name is a more recent invention. For example, Pb is the symbol for lead (plumbum in Latin); Hg is the symbol for mercury (hydrargyrum in Greek); and He is the symbol for helium (a new Latin name) because helium was not known in ancient Roman times. Some symbols come from other sources, like W for tungsten (Wolfram in German) which was not known in Roman times.d
Yes the two objects are in thermal equilibrium, True.
Answer: The Sun Could Be Seen Once during the year when north of the equator.
Answer:
Poaching.
Explanation:
The descriptions for each of the terms you listed:
- poaching: illegal hunting of wild animals
- habitat destruction: the process in which a habitat becomes unsuitable for supporting life, often by human activity
- pollution: the introduction of hazardous or harmful waste into the environment
- nonnative species: a species introduced to a new habitat, often by human activity, that thrives unusually well due to having no natural predators in its new habitat.
Hunting elephants (an illegal activity in many countries) for their ivory is considered poaching.
