Ageologist is studying a layer of soil in the sahara. the soil contains little humbus, but a lot of clay and other rock particals. which soil layer is it?

What happens whenever a net force acts on an object

Match the types of competition to their descriptions

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.