Mixtures and Solutions Quiz

What is a mixture?

• Two or more substances physically combined

• A single substance with no other materials

• A liquid that dissolves solids

• A process of separating substances

Which of the following best describes a solution?

• A special kind of mixture with a solute and solvent

• A process of separating solids from liquids

• A single type of matter

• A method of using a magnet to separate materials

What does concentration refer to in a solution?

• How much solute is dissolved into a solution

• The process of reducing the amount of solute

• The use of a magnet to separate substances

• The process of turning a liquid into a gas

What is a variable in science?

• A quantity that can change or vary, taking on different values

• A process of separating solids from liquids

• A type of mixture with a solute and solvent

• A method of using a screen to separate particles

If you mix a lot of sugar in a little bit of water, what happens to the concentration of sugar?

• The concentration of sugar is high

• The concentration of sugar is low

• The sugar will not dissolve

• The water will evaporate immediately

What is a heterogenous mixture?

• Made up of elements that are different or not the same

• Made up of elements that are the same throughout

• A single type of matter

• A process of separating solids from liquids

What is a homogenous mixture?

• Something that is the same throughout or of the same kind or nature

• Made up of different elements

• A process of using a magnet to separate substances

• A way to separate solids from liquids

What is a solute?

• A substance that dissolves in a liquid solvent to form a solution

• A substance that can dissolve other substances

• A process of separating solids from liquids

• A single type of matter

What is a solvent?

• A substance that can dissolve other substances to form a solution

• A substance that is dissolved in a liquid

• A process of using a filter to separate solids

• A way to separate liquids of different densities

What is sifting?

• The process of using a screen or sifter to separate particles of different sizes

• The process of using a magnet to separate substances

• The process of dissolving a solute in a solvent

• The process of turning a liquid into a gas