Understanding Claims in Science

What is a claim in the context of scientific writing?

• A detailed explanation of a scientific theory

• A statement or assertion that something is true, typically one that is disputed or in doubt

• A list of materials used in an experiment

• A summary of the results of an experiment

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DOK Level 1: Recall

Which of the following best distinguishes a hypothesis from a claim?

• A hypothesis is a proven fact, while a claim is an untested idea.

• A hypothesis is a testable prediction, while a claim is a statement that can be supported or refuted by evidence.

• A hypothesis is a statement of opinion, while a claim is a scientific law.

• A hypothesis is a detailed procedure, while a claim is a summary of results.

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DOK Level 2: Skill/Concept

In a scientific experiment, which of the following would be considered evidence supporting a claim?

• The hypothesis that was initially proposed

• The data collected from the experiment

• The conclusion drawn from the experiment

• The background research conducted before the experiment

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DOK Level 1: Recall

How can a scientist ensure that their claim is well-supported in scientific writing?

• By using complex vocabulary and technical jargon

• By providing detailed evidence and logical reasoning

• By making the claim as broad and general as possible

• By relying solely on their own observations

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DOK Level 2: Skill/Concept

A student claims that a new type of fertilizer increases plant growth. Which of the following would be the best approach to evaluate this claim?

• Accept the claim based on the student's reputation

• Conduct an experiment comparing plant growth with and without the fertilizer, and analyze the results

• Ask other students if they agree with the claim

• Use the fertilizer on a single plant and observe the results

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DOK Level 3: Strategic Thinking