The Scientific Method. What is Science?. Science --organized way of using evidence to learn about the natural world Goals: Investigate and understand natural world to explain events. Use explanations to make useful predictions. Scientist Specialization . Biologists Ecologists
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Real Scientific Method Experiments of the Past
Ex: Observe/ask why plants near my neighbors yard grow bigger than the others in my yard.
Ex: IfI put fertilizer on my plants, then
they will grow bigger
#1 Experimental Group-given the experimental factor or changed in some way
#2 Control Group:-NOT changed
Testing effects of
only ONE manipulated
need to be able to
reproduce it and
find same results.
Experimental Group Control Group
fertilizer no fertilizer
“I didn’t fail 1000 times, the light bulb was an invention with 1000 steps” –Thomas Edison
State the Question or Problem
Draw a Conclusion
Form a Hypothesis
Set Up a Controlled Experiment