A scientist wants to study snails in an ecosystem. The snails move slowly and are Incapable of traveling long distances. Which method would be most effective? Which method would be least effectivethe information you put in the chart to explain your reasoning.

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.