Characteristics of Scientific Knowledge: SC.5.N.2.1

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For her science fair project, Marcy is investigating how levels of carbon dioxide affect plant growth. Which of the following is most important for Marcy to do?

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She needs to make sure that the explanation of her results is based on evidence.

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Which of the following must be true for scientific results to be valid? Options: The results must be drawn in a graph., The results should be based on evidence., The results should support the ideas of other scientists., The results should match the predictions of the scientist.

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The results should be based on evidence.

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Kyle completes his science project for his 5th grade teacher by carrying out a scientific investigation.
Which statement about Kyle's investigation is true?

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Kyle's investigation must include observation and evidence.

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When conducting an investigation, a scientist's main goal should be which of the following? Options: The scientist should include his opinions in the results., The scientist should aim to become famous for his work., The scientist should follow a very specific scientific method., The scientist should aim to answer questions about the natural world.

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The scientist should aim to answer questions about the natural world.

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Which of the following questions could be answered by a scientific investigation? What color is the best to paint with?, What animal makes a good pet?, What is the best flavor of soft drink?, What causes some metals to rust?

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What causes some metals to rust?

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In order for Jose's science fair project to be valid, what must happen?

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The results must be based on evidence.

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Which of the following statements about science is true?
Options: Science always contains the opinions of the investigator, Science proves the predictions of scientists to be correct, Science is based on observation or measurement that answers a question, Science answers all questions using strict rules called the scientific method

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Science is based on observation or measurement that answers a question

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Which of the following is the main purpose of a scientific investigation? Options: to prove a scientific law, to determine the investigator's opinion, A.  to answer questions about the natural world, to support results from previous investigations

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to answer questions about the natural world

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Which of the following should be a goal of a scientific investigation? Options: to help the scientist make money, to make sure the scientist is correct, to help the scientist solve a problem, A.  to make sure other scientists are incorrect

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to help the scientist solve a problem

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Why would Ellie's investigation be valid?

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it is based on evidence