Soluble vs. Insoluble

What does “soluble” mean?

• It cannot mix with liquid

• It can dissolve in a liquid (like water)

• It stays always solid

• It turns into gas

What does “insoluble” mean?

• It can dissolve in liquid

• It disappears

• It cannot dissolve in liquid

• It becomes water

Which of these is an example of a soluble material (it dissolves in water)?

• Sand

• Plastic

• Salt

• Chalk

Which of these is an example of an insoluble material (it does not dissolve)?

• Sugar

• Hot Chocolate Powder

• Oil

• Kool Aid Packet

Which factor can make something dissolve faster (be more soluble)?

• Using cold water

• Using hot water

• Not stirring

• Using bigger chunks

Which of these statements is true?

• Everything dissolves in water

• Soluble things always become invisible

• Some things dissolve in water, and some things do not

• Insoluble things turn into gas