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This article explains the scientific method, from identifying a problem and forming a hypothesis to conducting experiments, analyzing data, and drawing conclusions. It emphasizes the importance of repetition and provides examples to illustrate the process.
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Science • From Latin, “scire: to know” • Science used to apply to any endeavor that required knowledge or skill
PROBLEM INFORMATION HYPOTHESIS EXPERIMENTS DATA CONCLUSIONS REPEAT
The hypothesis… • Must be testable! • Must have a predictable outcome!
Elements of the test • Independent variable • Dependent variable • Control(s)
4. Record and analyze data Table Temp Productivity 55 0.89 60 0.90 65 0.95 70 1.00 75 0.98 80 0.96 85 0.93 90 0.90 95 0.83
Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat,Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat,Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat,Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat, Repeat,Repeat, Repeat, Repeat, Repeat,Repeat, Repeat, Repeat, Repeat,
Example 1: Tomato plants Example 2: Basil vs. Caterpillars
