Methods Of Science

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Methods Of Science

  1. 1. Methods of Science
  2. 2. A. What is science? <ul><li>A process of discovering about the world around you and solving problems . </li></ul>
  3. 3. B. What skills do scientists need? <ul><li>Observing --using all five of your senses to gather information about your surroundings. </li></ul><ul><li>Describing -- writing (or telling) in detail about what you observe . </li></ul><ul><li>Identifying -- determining the name of something. </li></ul>
  4. 4. <ul><li>Inferring -- making a conclusion about something without direct observation. </li></ul><ul><li>Classifying --putting things into groups based on similarities and differences . </li></ul><ul><li>Estimating --making an intelligent guess about a quantity when an exact measurement is not available. </li></ul>
  5. 5. <ul><li>7) Analyzing --looking for patterns and relationships in data gathered from experiments. </li></ul><ul><li>Calculating --performing a mathematical process to solve a problem. </li></ul><ul><li>Evaluating -- judging the value , importance , or quality of something. </li></ul><ul><li>Other skills: measuring, organizing, modeling, and predicting. </li></ul>
  6. 6. C. Scientific method vocabulary <ul><li>The scientific method --a series of steps used to solve problems . </li></ul><ul><li>Hypothesis --an educated guess ; a possible answer to a question. </li></ul>
  7. 7. <ul><li>Experiment --a test of a hypothesis ; an organized way of collecting facts or data , usually involving the study of two groups . </li></ul><ul><li>Controlled experiment -- tests only one factor at a time, using a control group and an experimental group . </li></ul>
  8. 8. <ul><li>Variable --the one difference between the control group and the experimental group; factor in an experiment that can change . </li></ul><ul><li>Control group --group with the variable unchanged , used to compare to the experimental group </li></ul><ul><li>Experimental group --group experimented on by changing one variable . </li></ul>

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