Mystery footprints-observation inference-isn

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Mystery footprints-observation inference-isn

  1. 1. Observation & Inference modified by Liz LaRosa www.middleschoolscience.com 2009, from original posted at: www.science-class.net/PowerPoints/ Observation _ Inference _8th.ppt
  2. 2. Observations <ul><li>Any information collected with the senses. </li></ul><ul><ul><ul><li>Quantitative – measureable or countable </li></ul></ul></ul><ul><ul><ul><ul><ul><li>3 meters long </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>4 marbles </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>50 kilograms </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>35 degrees Celsius </li></ul></ul></ul></ul></ul><ul><ul><ul><li>Qualitative – describable, not measureable </li></ul></ul></ul><ul><ul><ul><ul><ul><li>red flowers </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>smells like fresh baked cookies </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Tastes bitter </li></ul></ul></ul></ul></ul><ul><li>The skill of describing scientific events </li></ul>
  3. 3. Inference <ul><li>Conclusions or deductions based on observations. </li></ul><ul><li>The process of drawing a conclusion from given evidence. </li></ul><ul><li>Practice : </li></ul><ul><li>Observations : </li></ul><ul><ul><li>I hear people screaming </li></ul></ul><ul><ul><li>I smell cotton candy, popcorn, and hamburgers </li></ul></ul><ul><ul><li>I see a lot of people </li></ul></ul><ul><li>Inference = ? </li></ul>
  4. 4. Look at these two sets of animal tracks. List 3 OBSERVATIONS Make an INFERENCE
  5. 5. Now what do you think? Make 3 OBSERVATIONS Make an INFERENCE
  6. 6. Now what do you think? Make 3 OBSERVATIONS Make an INFERENCE
  7. 7. Activity Page <ul><li>www.middleschoolscience.com/footprints-isn.pdf </li></ul><ul><li>In your science notebook, write your conclusion. </li></ul>
  8. 8. Source of graphic: http://bob.nap.edu/html/evolution98/evol6-e.html

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