Drag each label to the correct location on the image. Students in a riverside town discover that the fish in the river are suddenly dying prematurely. They suspect that the fish are dying because a nearby factory must have started dumping industrial pollutants into the river. Following are some steps that the students can follow to verify whether what they suspect is true. Arrange the missing steps in the flowchart in the correct order. Collect samples of river water over a period of time and test them for pollutants. Analyze the composition of the water samples. Develop a hypothesis: The fish are suddenly dying prematurely due to the recent release of toxic industrial pollutants into the river. Ask questions: Could the nearby factory be releasing pollutants into the water?.

Ascientist successfully predicts the outcome of an experiment. you watch carefully and know he didn't cheat. the scientist's success shows that: a) the scientist knows absolute truth about this experiment; success is not possible unless you know the truthb) the scientist was just lucky; no one ever knows what's going on, so successful predictions require luckc) the scientist may know the truth, or at least know something that is close to the truth, or the scientist may have gotten lucky this time; you can't be absolutely sured) the scientist really was cheating, even though you didn't see the cheating; no one can get things right, except by cheatinge) the scientist spent the night at a particular hotel chain and go a free breakfast, giving the scientist the ability to do amazing things