I need to name these. thanks!!

Is this a scientific model? use complete sentences to explain why or why not. a graphic organizer showing the water cycle

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g