iRubric: Scientific essay rubric

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Scientific essay

A rubric for a scientific argument.

Rubric Code: Z244676

By zniner1920

Ready to use

Public Rubric

Subject: Science

Type: Assignment

Grade Levels: 6-8, Undergraduate

Scientific Argument
	Incomplete 5 pts	Average 6 pts	Good 8 pts
State a claim 10 % Student clearly states that they are using claim 1 or claim 2.	Incomplete Does not state a claim.	Average Does state a claim and plan for the essay, but is weak and leaves the reader confused about the topic and/or writer's position on the topic.	Good States a claim and plan for the essay clearly and strongly, so that the reader is not confused about the topic and/or position on the topic
Supporting Evidence 40 % Use three pieces of evidence to support your claim. Each evidence should start with a sentence starter.	Incomplete Only one relevant, reliable, scientifically sound piece of evicence.	Average At least two relevant, reliable, and scientifically sound piece of evidence. Sentence starters are used correctly most of the time.	Good Three or more relevant, reliable, and scientifically sound pieces of evidence that adequately support their claim. Sentence starters are used correctly.
Appropriate tone 15 % Write scientific argument using correct academic language.	Incomplete Does not treat the subject seriously. Uses a lot of slang and informal language. Tone more appropriate for a letter to the editor of a magazine or newspaper than for a scientific paper.	Average Some confused sentences; writer shifts person throughout essay or uses "you" and "I" frequently	Good Writer treats the subject seriously, using formal language. Position is clearly stated in an objective, logical manner.
Conclusion 10 % Must restate your claim in a different way.	Incomplete No concluding paragraph - essay ends abruptly	Average Weak concluding paragraph - does not summarize or restate the claim clearly	Good Strong concluding paragraph - summarizes and restates the claim in an interesting way that captures the reader's attention.
Organization 15 % Must be at least a three paragraph essay.	Incomplete Almost no organization; no logical progression of ideas; no use of transitions between paragraphs	Average Some organization; some logical progression of ideas in some parts of essay, but not others; a few transitions, but not throughout the essay	Good Well organized; clear, logical progression of ideas; uses appropriate transitions
Mechanics 10 % Use the check grammar tool to correct capitalization, usage, punctuation and spelling.	Incomplete 5 or more grammatical, punctuation, capitalization, and spelling errors	Average 4 or less grammatical, punctuation, capitalization, and spelling errors	Good no grammatical, punctuation, capitalization, and spelling errors