Derrick just got home from playing soccer on a muddy field. he is curious how different brands of laundry detergent compare in removing mud from clothes, so he sets up an experiment. in one laundry load, he puts his muddy socks with brand a detergent. in the next load, he puts his muddy jersey with brand b detergent. in the final load, he puts his muddy shorts with brand c detergent. afterward, he noticed that the jersey came out the cleanest. he concludes that brand b is the best detergent for removing mud from clothes. is his conclusion valid? a. yes; the experiment was set up correctly. b. no; there were too many controls in the experiment. c. no; there were too many variables in the experiment. d. no; derrick was biased toward brand b.
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Biology, 22.06.2019 02:50, alannalizettep8trnj
How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.
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Biology, 22.06.2019 05:30, angelesramos112
One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing
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Biology, 22.06.2019 07:30, alejandra216
Ture or false evidence for evolution includes millions of fossils
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Biology, 22.06.2019 08:00, ladypink94
Can create a hboth of these instruments can measure wind speed. doppler radar and psychrometer anemometer and hygrometer doppler radar and anemometer radiosonde and psychrometer
Answers: 3
Derrick just got home from playing soccer on a muddy field. he is curious how different brands of la...
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