Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings PowerPoint TextEdit Art Slides for Biology, Seventh Edition Neil Campbell and Jane Reece Chapter 1 Exploring Life

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method?

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method? -a way to solve problems

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method? -a way to solve problems - STEPS

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method? -a way to solve problems – STEPS Problem/question Research Hypothesis/plan Experiment Results Conclusion Revise hypothesis/plan – Need volunteer

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Students, please get: -Handout – Termite Lab sheet -Book – from open, lower cabinets between the doors -Complete “Student Info Sheet” by adding book number -Turn in “Student Info Sheet” by placing in your period box -Who’s is interested in Costa Rica? -Give me your name -Get additional info from me -Cell phones in container

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method? -a way to solve problems – STEPS Problem/question Research Hypothesis/plan Experiment Results Conclusion Revise hypothesis/plan – Need volunteer 3. What are the elements of good experimental design?

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings 1.Hypothesis – “The hypothesis to be tested is…..” 2.Independent & dependent variables - IV: experimenter manipulates DV: what is measured 3.Control group & experimental group 4.Constants – same temp., same volume, equipment, time - “The constants are….” 5.Controls – no enzyme, no substrate, dark conditions 6.Random sampling 7.Large sample size (n) 8.Repeated – multiple trials 9.Graphs 1.Label axes w/ units 2.Keep same scale 3.Title 4.Start at X & Y vertex 5.Connect dots 6.Key – if more than one line Ch 1: Exploring Life Good Experimental Design

Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Ch 1: Exploring Life 1.Did any of you use the scientific method over the summer? 2.What is the scientific method? 3.What are the elements of good experimental design? 4.What is meant by “science as a process?” -Science is not finite. It is a process of learning more with additional research findings.