Florida SC.3.N.1.5

Science3rd GradeThe Practice of Science

The Standard

Recognize that scientists question, discuss, and check each other's evidence and explanations.

Florida Next Generation Sunshine State Standards for Science

Teacher's field guide

What This Standard Means

What Students Need to Do

Students ask questions about another person's scientific claim, evidence, and explanation. They discuss whether the evidence supports the claim and suggest ways to check it.

What Mastery Looks Like

A student can identify the evidence behind a claim and ask a relevant question about it. The student can explain how repeating a test or comparing results helps scientists check ideas.

Common Misconceptions

Students may think scientists always agree, or that disagreement means someone failed. They may accept a claim because many people believe it, rather than checking the evidence.

How to Assess It

Give students a claim that a paper towel brand absorbs the most water, supported by one trial. Ask them to write two questions scientists should ask before accepting the claim.

Lesson moves

Ways to Teach It

  1. Groups test which paper towel absorbs most, exchange results, question each group's method, and repeat one test to check the evidence.

  2. Ask students to write: Why might a scientist want another scientist to question an explanation?

  3. Play Evidence Checker, where teams earn points by spotting missing measurements, unclear steps, or unsupported claims on experiment cards.

  4. Show a simple weather forecast and discuss how meteorologists compare measurements and question predictions before sharing them with the public.

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Printable SC.3.N.1.5 Worksheet

Preview of the SC.3.N.1.5 printable worksheet

A ready-to-print activity worksheet aligned to SC.3.N.1.5, with an answer key for the teacher on its own page. No account needed.

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