1) The process of a material changing from a solid to a liquid is called... a) dissolving b) freezing c) melting 2) The process of a material changing from a liquid to a solid is called... a) melting b) freezing c) dissolving 3) The process of a substance mixing with a liquid is called... a) dissolving b) freezing c) melting 4) Which of the following is not a natural material?   a) stone b) cotton c) gold d) plastic 5) When a substance dissolves in a liquid it has disappeared, true or false?   a) True, it is no longer there b) False, it is still there we just cannot see it 6) Which of the following isn't a way to change the shape of a material?   a) twisting   b) writing on it c) bending d) squashing e) stretching 7) What is the melting point of ice?   a) 0 degrees b) 5 degrees c) -3 degrees d) 10 degrees 8) What is the freezing point of water?   a) 8 degrees b) -2 degrees c) 0 degrees   d) 1 degree 9) Do all liquids have the same freezing point? a) Yes b) No 10) An insoluble material... a) cannot dissolve in water b) can dissolve in water 11) A soluble material... a) cannot dissolve in water b) can dissolve in water 12) Sand is a natural material, true or false? a) False b) True

Changing Materials Quiz

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