Percent Increase and Decrease Quiz

2+ results

Separation of Mixtures Lab & Rubric

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In this lab students devise their own unique strategies to separate a mixture of water, methanol, sand, salt, iron and copper. Each component of the mixture should be analyzed quantitatively for its mass, percent composition as well as percent error as compared to the actual value. (note: the teacher or instructor needs to create the stock samples and must know the actual value of each component in the mixture). I would recommend using between 40 - 130 grams of water, 3 - 8 grams methanol, 2

9th - 12th

Basic Principles, Chemistry, Physical Science

Science Fair Packet - Complete & Comprehensive

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The Bright Bunch

14 page packet Editable Word Document Page 1 - Project Agreement Cover Sheet (parent & student signature) Page 2 - Science Fair Timeline Page 3 - Question & Hypothesis Form (with clarification that it is not a demonstration or a model) Page 4 - Materials List (with examples of good/specific examples...and bad/not specific examples) Page 5 - Variables (Independent, Dependent, Controlled) with explanation Page 6 - Trial Design (time management and planning) Page 7 - Trials Record Keeping Chart Pa

3rd - 7th

Basic Principles, Other (Science), Science