iRubric: Water Bottle Rocket rubric

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Water Bottle Rocket Water Bottle Rocket Evaluates the design, construction, and launch of a water bottle rocket. Rubric Code: C227W99 By mmiele Ready to use Public Rubric Subject: Engineering Type: Project Grade Levels: 6-8

Water Bottle Rocket
	Poor 15 pts	Fair 20 pts	Good 25 pts
Rocket Construction	Poor Many parts incorrectly positioned and/or not firmly attached	Fair Some parts correctly positioned and/or not firmly attached	Good All parts correctly positioned and firmly attached
Rocket Design	Poor Rocket does not have an aerodynamic design with poor misalignment and/or excess materials	Fair Rocket has an aerodynamic design with slight misalignment and/or excess materials	Good Rocket has an aerodynamic design with proper alignment and no wasted materials
Rocket Function	Poor Rocket launches at severe angle, no stability, excessive spin, and/or loss of parts	Fair Rocket launches at slight angle, some lack of stability, some spin, and/or no loss of parts	Good Rocket launches straight, great stability, slight or no spin, and/or no loss of parts