Which of the following questions can be answered scientifically? 1) should we just let the river flow where it wants? 2) what can be done to stop erosion? 3) is erosion control worth the financial costs? 4) can planting cover crops reduce erosion?

How will technology impact medicine in the future?

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.

What type of pollution does household garbage cause