规划和执行调查


Science and Engineering Practice 3: Planning and Carrying Out Investigations Paul Andersen explains how investigations are used by scientists to answer questions and by engineers to test designs. He delineates be investigative and observational science. He demonstrates the formation of a good question the design of an effective investigation.

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下一代科学标准科学与工程实践3:
规划和执行调查

Paul Andersen解释了科学家如何通过调查来回答问题,并由工程师来测试设计。他界定是调查和观察科学。他展示了形成有效调查的良好问题的形成。