Advanced Placement (AP), 22.04.2020 22:02 yangyang7
Scientists want to examine the effects of a coal-burning power plant on the pH of a lake that is downwind of the power plant. They take samples from a lake that is not downwind of the power plant to serve as a control. However, they did not realize that the lake they chose as a control group was a geothermal hot spring with acidic water.
Which of the following best describes how their choice of control group could affect the results of their experiment?
Answers: 3
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Which control would most likely achieve the greatest reduction of noise pollution? limiting airplane traffic insulating buildings and homes reducing road and highway traffic using headphones to listen to music building noise barriers beside highways
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Given the multitude of treatment options available, how do clients/patients determine which therapeutic style is best for them? which therapeutic style do you feel is most effective, and why?
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Technician a says the harmonic balancer may be attached to the crankshaft using a woodruff key and center bolt. technician b says the harmonic balancer may be attached to the crankshaft using a square key and center bolt. who is correct? choose one answer. a. technician a b. technician b c. both technician a and technician b d. neither technician a nor technician b
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Scientists want to examine the effects of a coal-burning power plant on the pH of a lake that is dow...
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