Explain the role of both biotic and abiotic factors within a nutrient cycle.

Which of the following is the main purpose of a human community?

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.