Mixture and Solution

What is a mixture?

• A type of solution where substances are spread out evenly

• Anything made by combining two or more different substances

• A chemical reaction between two substances

• A substance made by chemically combining two elements

What is an example of a heterogeneous mixture?

• Water vapor in air

• Salt water

• Fruit salad

• Sugar dissolved in tea

What is a key feature of a mixture?

• The substances are always liquids

• The substances do not react with each other

• The substances cannot be separated

• The substances react with each other

What is a solution?

• A mixture where substances are spread out evenly

• A chemical reaction that produces a gas

• A solid mixture of two or more elements

• A mixture where substances are spread out unevenly

What happens when salt is dissolved in water?

• The water turns into salt

• The salt particles react with water to form a new substance

• The salt particles are spread out evenly among the water

• The salt particles disappear

Tags

NGSS.MS-PS1-2

In a solution, what is the solute?

• The mixture of two substances

• The substance that is dissolving

• The substance that dissolves other substances

• The substance in which things are dissolved

What is the solvent in a saltwater solution?

• The air around the solution

• The salt

• The water

• The container holding the solution

Why is Raisin Bran considered a mixture but not a solution?

• Because it is not evenly mixed

• Because it is evenly mixed

• Because it forms a chemical reaction

• Because it only contains one substance

What does a bowl of Cheerios represent?

• A chemical compound

• Neither a mixture nor a solution

• A solution

• A mixture

What does adding sugar to tea represent?

• A mixture

• A solution

• A chemical reaction

• A physical change