What makes a test fair?

A fair test changes only one variable and repeats the test enough times to trust the result. Plan a Fair Test and Analyze Its Data has students find the flaws in a paper towel test plan and then find the mean of five trials for each towel.

What are claim, evidence and reasoning?

A claim says what the data show, evidence gives numbers with units, and reasoning explains why the evidence supports the claim. Draw a Conclusion From Claim and Evidence builds all three from a study of sleep and reaction time.

What safety rules do 7th graders practice in the lab?

Sheets cover wearing goggles, tying back long hair, never sniffing chemicals directly and wiping up spills at once. They also cover disposing of sharps, broken glass and chemicals in the right place. Lab Safety Agreement With Reasons matches each rule to the hazard it prevents.

7th Grade Scientific Method Worksheets

Ages 12-13 · 2 sub-topics · Free previews · Print-ready PDFs

The scientific method is a set of steps for asking testable questions, running fair tests and drawing conclusions from evidence. There are 16 worksheets for 7th grade, each with an answer key, on variables and data analysis and on lab safety and measurement. Plan a Fair Test and Analyze Its Data, Draw a Conclusion From Claim and Evidence and Audit a Lab Setup Against a Safety Checklist are three of the sheets.

Written by Adi Ackerman, Head Teacher

7th Grade Science Scientific Method Clear All

Scientific Method▼

Analyze Repeated Trials and Outliers

Grade7th Grade

7th Grade Scientific Method Worksheets

Frequently Asked Questions

What is the difference between an observation and an inference?

What makes a test fair?

What are claim, evidence and reasoning?

What safety rules do 7th graders practice in the lab?

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