Quiz on Mixtures and Solutions

What is the main difference between a mixture and a solution? Mark only one oval.

• A mixture is always a liquid, while a solution can be solid

• A solution is always clear, while a mixture is always cloudy

• In a solution, substances are evenly mixed, while in a mixture, they may not be

• Mixtures can be separated easily, but solutions cannot be separated at all

Does the weight change if you mix two substances together? Mark only one oval.

• Yes, the weight increases.

• No, the weight stays the same

• Yes, the weight decreases

• Depends on the substance

Which of the following is an example of a solution? Mark only one oval.

• A bowl of cereal and milk

• Salt water

• A fruit salad

• A handful of mixed nuts

Which method would be best to separate salt from water in a salt water solution? Mark only one oval.

• Filtration

• Evaporation

• Magnets

• Picking out by hand

Which of these is NOT a way to separate mixtures? Mark only one oval.

• Filtration

• Evaporation

• Magnetism

• Blending

What is a mixture? Mark only one oval.

• A single substance

• A combination of two or more substances that retain their individual properties

• A chemical reaction

• A liquid that dissolves a solid

Which of the following is an example of a solution? Mark only one oval.

• Sand and water

• Oil and water

• Salt dissolved in water

• Iron filings and sand

What happens when you mix oil and water? Mark only one oval.

• They form a solution

• They form a new substance

• They separate into layers

• They dissolve completely

Which method would you use to separate sand from water? Mark only one oval.

• Filtration

• Evaporation

• Magnetism

• Dissolving

What is the main difference between a mixture and a solution? Mark only one oval.

• A mixture is always a liquid

• A solution is a type of mixture where one substance dissolves in another

• A mixture cannot be separated

• A solution is always visible