What was the overall effectiveness of your chosen clean-up methods? estimate how much of the spill you were able to clean using the physical method and using the chemical method. which area was most difficult to clean: the water, the shore, or the feathers? why? what factors would be present in an actual oil spill that was not included in your model? what impacts might your clean-up methods have on the environment?

From anderson and dahlin, ch1 question 1: suppose a computer system and all of its applications are completely bug free. suppose further that everyone in the world is completely honest and trustworthy. in other words, we do not need to consider fault isolation.

After hearing a knock at your front door, you are surprised to see the prize patrol from a large, well-known magazine subscription company. it has arrived with the good news that you are the big winner, having won $21 million. you have three options.(a) receive $1.05 million per year for the next 20 years.(b) have $8.25 million today.(c) have $2.25 million today and receive $750,000 for each of the next 20 years. your financial adviser tells you that it is reasonable to expect to earn 13 percent on investments.

Acontinental polar air mass foms where