Level 4

Alaska Science
Key Element B4

A student who meets the content standard should understand that personal integrity, skepticism, openness to new ideas, creativity, collaborative effort, and logical reasoning are all aspects of scientific inquiry.

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Performance Standard Level 4, Ages 15–18

Students work in collaborative groups to collect and analyze their experimental results. They conduct media searches and use the information to support their experimental design or experimental evidence.

Sample Assessment Ideas

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Sample Assessment Ideas

  • Students locate sources of drinking water; test the quality of the water (salinity, pH, turbidity, lead content, microorganism presence, taste); develop a rating scale for potability; and share their methods and results.

  • Students determine the energy content of different foods using experimental calorimetric methods. They compare their results to published standards.

Standards Cross-Reference gold rule

Standards Cross-References
( Alaska Department of Education & Early Development Standards

National Science Education Standards

Scientific explanations must adhere to criteria such as: a proposed explanation must be logically consistent; it must abide by the rules of evidence; it must be open to questions and possible modification; and it must be based on historical and current scientific knowledge. (Page 176)


Know why curiosity, honesty, openness, and skepticism are so highly regarded in science and how they are incorporated into the way science is carried out; exhibit those traits in their own lives and value them in others. (Page 287)

View science and technology thoughtfully, being neither categorically antagonistic nor uncritically positive. (Page 287)

Be aware, when considering claims, that when people try to prove a point, they may select only the data that support it and ignore any that would contradict it. (Page 300)

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