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Natureof Sci


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Middle school intro to Science

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Natureof Sci

  1. 1. Nature of Sci. 1.1 What is Sci? 1.2 Doing Sci. 1.3 Sci. + Tech
  2. 2. 1.1 What is Sci? <ul><li>Sci.Way to invest. what is happening around us </li></ul><ul><li>Sci. not new </li></ul><ul><ul><li>5 senses </li></ul></ul><ul><ul><li>Ex. 2 yr old </li></ul></ul><ul><li>Now we quantify </li></ul><ul><ul><li>measurements </li></ul></ul>
  3. 3. What is Sci? <ul><li>A tool </li></ul><ul><li>A way to investigate </li></ul><ul><ul><li>Like detective </li></ul></ul><ul><ul><li>Use prior knowledge </li></ul></ul><ul><li>Body of knowledge </li></ul><ul><li>Tech. </li></ul><ul><ul><li>Application of Sci. </li></ul></ul>
  4. 4. Sci. Skills <ul><li>Obsrv </li></ul><ul><li>Measuring </li></ul><ul><li>Compare + contrast </li></ul><ul><li>Record Results, Concl, </li></ul><ul><ul><li>In: Journals, Magazines, Internet </li></ul></ul><ul><ul><li>Using: Tables, Graphs, Charts </li></ul></ul>
  5. 5. 1.2 Doing Sci. <ul><li>Sci. Methd </li></ul><ul><ul><li>Approaches taken to try to solve problems </li></ul></ul><ul><li>Fig 1-9 </li></ul><ul><li>Models </li></ul><ul><ul><li>Math equation or physical object used to think about things that are too big, small, fast, slow to observe </li></ul></ul><ul><ul><li>Ex. (erosion) </li></ul></ul>
  6. 6. 1.2 Variables + Controls <ul><li>Independent – factor that Scientist changes </li></ul><ul><li>Dependent – factor that is being measured </li></ul><ul><li>Constant-Variable that stays the same </li></ul><ul><li>Control- sample that is = to other samples except not treated with variable </li></ul><ul><li>Multiple Trials (Single run) </li></ul><ul><ul><li>Valid & reliable </li></ul></ul>
  7. 7. 1.2 Doing Sci. <ul><li>High Quality materials </li></ul><ul><li>Safety </li></ul><ul><ul><li>Fig 1-15 </li></ul></ul><ul><li>Data Tables – way to organize and record results </li></ul><ul><li>No Bias ~ Prejudice </li></ul><ul><ul><li>Slanted view </li></ul></ul>
  8. 8. 1.3 Sci + Tech <ul><li>Tech is ? </li></ul><ul><li>Fig 1-21 </li></ul><ul><li>Pair & Share Ex. of Tech. </li></ul><ul><ul><li>Multiple Tech? </li></ul></ul>
  9. 9. ?s to Consider <ul><li>What is most important tool Sci use? </li></ul><ul><li>What will cause Sci to change a theory they have believed in for more than 100 yrs? </li></ul><ul><li>Why is modern communication so important to Sci? </li></ul>
  10. 10. Hammer or Screwdriver? <ul><li>pg. 29 </li></ul><ul><li>Form Hyp. </li></ul><ul><li>List Steps & Materials </li></ul><ul><li>Create Data Table </li></ul><ul><li>Identify Constants, Independent Variable, Dependent Variable </li></ul>