Scientific Method Notes

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

1. Identify a problem and gather information

Observations vs. Inferences

2. Form a hypothesis

Must have a predictable outcome! The hypothesis… Must be testable! Must have a predictable outcome!

3. Test the hypothesis + =

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

Class examples….