Scientific Method

What does the scientist want to learn about

1. Ask a Question

2. Research

Gathering information

3. Hypothesis

An educated guess of an

answer to a question

4.Procedure/Method

Written and carefully followed step-by-step experiment designed to test the hypothesis

A written description and collected information during the experiment

5.Data /Observation

Was the hypothesis correct or incorrect? Why/Why not?

6. Conclusion

Variables

Something in an experiment that changes

Independent vs. Dependent Variables

ONE thing in an experiment that changes

What changes because of the independent variable. It “depends” on the variable

Independent Variable

Dependent Variable

The house of seed example…

Imagine you want to see what color of bird feeders birds preferred.

Red? Blue? Green?

Independent vs. Dependent Variables

The color of the feeder

Amount of seed eaten

Independent Variable

Dependent Variable