Mixtures and Solutions Vocabulary

Which statement best describes a mixture?

• Two liquids react and form bubbles

• A single substance changes into a new material

• Two substances combine but keep their own properties

• One substance completely dissolves into another liquid

Which statement best describes a solution?

• A liquid and solid that cannot be combined

• Any group of items placed together randomly

• Two solids mixed where each piece stays visible

• A special mixture with a solute dissolved in a solvent

What does dissolve mean when sugar is stirred into tea?

• It breaks into tiny pieces and spreads evenly

• It turns into gas and floats away quickly

• It becomes a solid crystal at the bottom

• It disappears forever and cannot be found

Tags

NGSS.MS-PS1-2

In saltwater, which part is the solvent?

• The air above the water

• The cup holding the liquid

• The salt that tastes salty

• The water that does the dissolving

In saltwater, which part is the solute?

• The salt that gets dissolved

• The spoon used for stirring

• The water that is the liquid

• The ice cubes added for cold

Which items are examples of mixtures? Choose all that apply.

• Hot chocolate drink

• Butter spread on toast

• Trail mix with raisins

• Bolts and nuts in a jar

• Cereal and milk in a bowl

Which items are examples of solutions? Choose all that apply.

• Salad with dressing

• Hot chocolate mixed well

• Bag of assorted marbles

• Soft drink in a can

• Kool-Aid made with water

Which statement about mixtures is true?

• They are only made of liquids every time

• They require heat to stay together always

• The substances change and cannot be separated

• The substances do not change and can be separated

Which statement about solutions is true?

• They are only solid pieces mixed together

• The substances do change and need heat to separate

• The substances never change and separate easily

• They cannot be made from liquids at all

Which pair correctly matches role and example?

• Solvent—water in lemonade

• Solute—water in lemonade

• Solute—cup holding lemonade

• Solvent—sugar in lemonade