Beginning with Science Study Sheet Essay

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Beginning with Science 02: Scientific Investigation
For this assignment you will do two things:
Part I: Evaluate one experimental design. (10 points)
Part II: Design your own experiment using the scientific method. (40 points)
Review each scenario below, and choose one to complete for your assignment. Each scenario contains specific questions that will ask you to provide examples, explain your suggestions for improvement, and refer to the lesson. Be sure to respond to each question in complete sentences.
Part I: Scenarios (select only one)
Scenario 1
Christopher and Kate noticed that after a rainstorm some of the rocks in their yard appear to shrink. They wondered how the mass of the rocks changed when dissolved in water. To
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Once the data is collected, he concludes that the hypothesis is not supported. 1. What are the major flaws in Matthew's experimental design? What are the strengths of the experimental design? Explain each in detail using terms from the lesson. 2. This experiment is not able to support Matthew's hypothesis. Suggest specific improvements that will allow the experiment to more effectively test the given hypothesis. Explain why these changes are improvements.
Part II: Designing an Experiment (select only one)
For the second part of your assignment, you will apply the scientific method to a real-life situation. You will select a problem that leads to a testable question, similar to the scenarios presented in Part I and explain how you would follow each step of the scientific method to try and answer the question or solve the problem. Note: you are describing only what you would do at each step; you will not be conducting the experiment.
Choose one of the following four problems to design your experiment.
Problem 1
Your family has planted a garden. You observe that some of the plants in the garden have teeth marks in them. What is eating the plants?
Problem 2
A local farmer notices that the level of water in the pond behind his house has been going down. Temperatures have been very high in the area, but there are also a lot of animals on his farm that may be drinking the water. What is causing the water to

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