Summary
| Subject keyword(s) | scientific inquiry |
|---|---|
| Resource type | Audio/Visual |
| Rights | Corporation for Public Broadcasting. All Rights Reserved. |
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Quick Search By AAAS Benchmarks Using Strand Map By Other Standards Relating To Instruction Using Any Criterion View All TITLE Essential Science for Teachers: Life Science: Session 5. Variation, Adaptation, and Natural Selection CLIP DESCRIPTION Students use B. rappa to study plant variation in height. The questions posed to students are, "What causes the variation in plant height? What are some advantages of tall and short plants?" The students collect data and look at the mean, mode, etc. INSTRUCTIONAL CATEGORY/ CRITERION [Category 2 Criterion C] Building on Student Ideas Assisting Teachers in Identifying Their Students� Ideas Does the activity include questions and/or tasks to help teachers identify what their students think about familiar situations and/or phenomena related to the learning goals before these goals are introduced? LENGTH 00:22:41 Video Data Rate: Low Medium High PROGRAM DESCRIPTION What causes variation among a population of living things? How can variation in one generation influence the next generation? In this session, variation in a population will be examined as the �raw material� upon which natural selection acts. RIGHTS Corporation for Public Broadcasting. All Rights Reserved.. PUBLISHER Annenberg/CPB