Well, biotic factors are living things in an ecosystem such as animals or insects. Abiotic factors are non living things in an ecosystem such as sunlight or temperature. I would say biotic factors would be more harmful since this includes bacteria or other diseases, not many abiotic factors would pose a great threat to the entire human species. Hope this helped.
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ummmmmmmmm sir what i um well I think G.o.o.g.l.e would be your friend on that one
Matter is anything that has mass and occupies space. There are three different states of matter- solid, liquid, and gas.
1.) everything that can be observed or explained scientifically. - natural phenomenon
2.) a well-supported explanation of all the evidence related to a natural phenomenon. - Theory
3.) the procedure of scientific inquiry used to investigate natural phenomena. -scientific method
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you can say either of them, but most people usually just say hola and then that's when they say como estas
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