Select the correct answer. the city council is planning to construct a new wastewater treatment plant to regulate the amount of pollution currently seeping into the city’s lakes and streams. they plan to build the new treatment plant on the outskirts of the city by clearing a sizable piece of land in a forested area. how will both of these steps impact the city in the long run? a. because of the urban heat island effect, less heat will be absorbed and regional temperatures will be slightly higher. b. the wastewater treatment plant will solve the city’s air pollution problems. c. the new plant will guarantee that the city’s drinking water will always be free from harmful pathogens. d. water pollution will decrease, but the number of rock falls in the area will increase.

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.

Which coal field location is related to coal fields in the eastern united states and supports the theory of continental drift? eastern india southern africa western australia northern south america