Mixtures and Solutions--Grade 7

What are characteristics of a mixture?

• Mixtures are always solid.

• Mixtures are always liquid.

• Mixtures have at least two elements.

• Mixtures do not involve anything being dissolved.

A _____ mixture is the same throughout; and example is _____.

• homogenous; chicken soup

• heterogeneous; chicken soup

• homogenous; air

• heterogeneous; air

A _____ mixture is not the same throughout; an example is _____.

• heterogeneous; salt water

• heterogenous; sand

• homogenous; salt water

• homogenous; sand

A homogenous mixture in which one element or more elements is dissolved into another substance.

• mixture

• solution

• solute

• solvent

Two examples a solution are

• salt water and sugar water

• salt water and plain water

• pudding and orange juice with pulp

• sugar water and orange juice with pulmp

What is a solvent?

• A substance that can dissolve another substance

• A substance that dissolves into another substance

• A liquid in which one substance is dissolved into another

• An uneven mixture of liquids.

What is a solute?

• A substance that can dissolve another substance

• A substance that dissolves into another substance

• A liquid in which one substance is dissolved into another

• An uneven mixture of liquids.

What is an example of a solvent?

• Salt

• Water

• Sugar

• Orange juice with pulp

What is an example of a solute?

• Salt

• Water

• Pudding

• Orange juice with pulp

Something that can be dissolved is called

• soluble.

• saline.

• insoluble.

• solution.