As a part of his engineering job Keith is measuring the vapor pressure of two locomotives, engine A and engine B. Engine A has a high vapor pressure, but engine B has a low vapor pressure. He noticed that to increase the speed of the engines he needed to increase the vapor pressure. Which engine's liquid would have stronger intermolecular forces, engine A or engine B?
Ans: engine B

Dan studied two groups of individuals. Group S that had sickle cell anemia, and group B which had normal hemoglobin. He was fascinated by the results. Which group had aggregating hemoglobin?
Ans: Group S

Seattle produces a large amount of their electricity by burning fossil fuels due to the large presence of natural coal in the state. Jacksonville, on the other hand, has decreased their usage of fossil fuels used to produce electricity to low levels due to recent policy changes enacted by their state's government. Which city, Seattle or Jacksonville, will have more acid rain?
Ans: Seattle

Rob is an environmental scientist. He is studying the effect of insect species on environment. For his study he chose four locations, location A, location B, location C and the entire globe, which he denoted as location D. He noticed location A's loss of biodiversity is temporary , but location B's loss is permanent. Location C's loss of biodiversity yet to be determined. Which location is a good candidate for ecological restoration, location A or location B?
Ans: location A