Submit your observations and answers to the questions in the essay box below. Submit your observations. Give an explanation of what is happening in this experiment. What do you think would happen if this experiment was conducted with skim milk? Explain your response. What do you think would happen if this experiment was conducted with cream? Explain your response. What do you think would happen if this experiment was conducted with water? Explain your response.

it would lead to upper respiratory infections and pneumonia.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.