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Across 1. grinding coffee beans is a _____ change 2. ______ was the first to have a green shine on the cathode ray tube 6. the language spoken by the mangan people 8. ______ was very popullar but incorrect with atoms 9. discovers three different kinds of radiation 10. homogeneus mixture of two or more pure substance

Down 1. scientific model of the structure of matter 3. safty symbles for workplaces 4. container for transporting and mixing small amounts of chemicals 5. a nutral charge 7. elements that don't have metal properties 11. statment(s) used to explain concepts