Let's solve the
Solutions Case Study based on the information provided in the image.
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Case Study Summary:
Noah makes coffee using the following steps:
1. Adds a teaspoon of sugar and one heaped teaspoon of coffee into a mug.
2. Boils water and pours it into the mug until it’s three-quarters full.
3. Stirs the mixture until the sugar and coffee dissolve.
4. Adds a dash of milk, which turns the liquid dark brown to light brown.
5. Leaves it to cool before drinking.
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Questions and Answers:
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1. Name two solids that have been combined in the mug of coffee.
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Sugar
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Coffee (ground coffee)
✔ These are both
solids added to the mug before hot water is poured in.
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2. Name two liquids that Noah combined.
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Hot water
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Milk
✔ Both are
liquids added to the mixture — water is poured in first, then milk is added later.
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3. Write down your own definition of a “mixture”.
> A
mixture is when two or more substances are combined together but do not chemically react or form a new substance. The substances can usually be separated by physical means.
🔹 Example from the case study: Coffee, sugar, water, and milk form a
mixture because they are physically combined, and each retains its own properties.
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✔ Final Answers:
1.
Solids: Sugar, Coffee
2.
Liquids: Hot water, Milk
3.
Definition of mixture: A combination of two or more substances that are physically mixed but not chemically bonded, and can often be separated by physical methods.
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Parent Tip: Review the logic above to help your child master the concept of solutions and mixtures worksheet.
