Grade 7 · Science · Pure substances and mixtures | QuizPrint

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Grade 7 Science: Pure substances and mixtures QuizPrint.CA Ontario curriculum: Science and Technology (2022) · Matter and Energy C2 — demonstrate an understanding of pure substances and mixtures and of physical methods of separating mixtures NameDateScore 1. Which sample is a pure substance rather than a mixture? 2. Is salt water a mixture or an element? 3. What is solubility? 4. Benjamin stirs sand into broth. Which method separates the sand from the liquid? 5. What is the difference between a pure substance and a mixture? 6. Jade dissolves salt in juice. The salt is the... 7. What is the atomic number of an element? 8. Why read labels before mixing cleaners? 9. Salt water is a... 10. What is the chemical formula for carbon dioxide? Sign in to manage students and save worksheet results. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource. Answer key Grade 7 Science: Pure substances and mixtures Ontario curriculum: Science and Technology (2022) · Matter and Energy C2 — demonstrate an understanding of pure substances and mixtures and of physical methods of separating mixtures Question numbers match the worksheet. 1.B) distilled water 2.D) a mixture 3.D) how much solute can dissolve in a solvent 4.C) filtration 5.A) a pure substance is one element or compound; a mixture is substances combined without bonding 6.A) solute 7.D) the number of protons in an atom of that element 8.C) some mixtures produce dangerous gases 9.D) mixture (solution) 10.C) CO2 Keep this page if you are printing for a child. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource.

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