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After making thier observations, scientists study their data looking for what?
Living in groups make it easier for animals to care for young because parents have to teach their young how to hunt.
laboratory tools help to make easier the job of scientist and student on the experiment....
If by "dirt" you mean the sand, soil, rock and other matter that make up the earth's crust, the person studying this would be a geologist. soil scientist
they are easier to classify that way
the period time of volcanoes need to go out from the holes and the things that make it faster to happened
to organize them and make animals easier to find
Because its easier to hunt down their pray than make something.
They provide a standardized system of classification and eliminate the language barrier.
They make something very complicated as in very big or small easier to understand
so scientist can see if it would affect human before they wear it.
Because its easier to hunt down their pray than make something.