Elementary/ Middle School
Mixtures, separation, properties
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Are candies like M&Ms© and Skittles© coated with the same dye? Use paper chromatography to separate the dyes and determine if they are the same and if a dye is made of a mixture of dyes!
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Students will know
- Different materials have different properties
- Attraction to water is a material property
Students will understand
- Dyes can be made of one or more colored materials
- Similar colors can be created with different colored materials
Students will be able to
- Run paper chromatography with colored candies and make observations about the results
Next Generation Science Standards Connections
5-PS1-3: Make observations and measurements to identify materials based on their properties.
Texas Essential Knowledge and Skills Connections
5.5A:Classify matter based on measurable, testable, and observable physical properties, including mass, magnetism, physical state (solid, liquid, and gas), relative density (sinking and floating using water as a reference point), solubility in water, and the ability to conduct or insulate thermal energy or electric energy