Rock Hardness Scratch Test Activity
A worksheet with images of a fingernail, penny, and nail scratching rocks like talc and quartz. Students record results in a table to learn Mohs scale. Clear instructions help kids test real samples during a fun classroom experiment.
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This asset is part of Science Rocks Worksheets That Make Kids Actually Want to Learn published by SheetForge. Licensed under CC BY 4.0 — Free for personal use. Free to use with attribution.