iRubric: Neutralizing Tomato Sauce Brochure (Food Chemistry) rubric

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Neutralizing Tomato Sauce Brochure (Food Chemistry)

Middle School Students will create an informative brochure explaining how to neutralize pasta sauce that tastes bitter. Provide properties of acids and bases specifically properties of tomato sauce and sugar.

Rubric Code: L25X565

By SMTesta

Ready to use

Public Rubric

Subject: Chemistry

Type: Assessment

Grade Levels: 6-8

Neutralizing Tomato Sauce Brochure
	Poor 1 pts	Fair 2 pts	Good 3 pts	Excellent 4 pts
Scientific Explanation	Poor Does not adequately explain the relationship between acids, bases, and neutralization.	Fair Recognizes that tomatoes are acidic. Does not explain how sugar can neutralize and take away the bitterness of the sauce.	Good Recognizes that tomatoes are acidic and sugar is basic, lacks details.	Excellent Clearly explains why tomato products can cause a bitter taste. Recognizes characteristics of acidic foods. Identifies sugar as a base that can neutralize the acidity of tomato sauce.
Properties of Acids and Bases	Poor Does not fully explain neutralization, properties of acids and bases, and does not relate to foods.	Fair Does not discuss the chemistry of foods. Does not fully explain neutralization;.	Good Lists the properties of acids and bases. Explains the neutralization process. Does not relate to foods.	Excellent Identifies tomatoes as acidic and sugar as basic. Explains how the properties of acids and bases can affect taste. Explains the neutralization process. Lists the properties of acids and bases.
Application Tomato and Sugar Neutralization	Poor Does not make the connection that foods possess chemical properties and therefore tastes can be adjusted	Fair Mentions tomatoes and sugar but lacks clear explanation using research.	Good Connects tomatoes and sugar with good detail, but lacks some supporting details	Excellent Detailed explanation of food chemistry and provides information on the chemical properties of tomatoes and sugar. Explains why sugar can lessen the bitterness of tomatoes (neutralizing effect)
Writing and Grammar	Poor Frequent errors; difficult to understand	Fair Some errors or unclear phrasing	Good Mostly clear and correct; minor errors	Excellent Clear, engaging, and grammatically correct writing; suitable for middle school audience