Physical Changes Review

True or false. A physical change involves a change in the position and motion of the particles.

• True

• False

True of false. Physical changes can break the bonds that hold molecules together.

• True

• False

True or false. Ice melting to liquid is a form of a physical change.

• True

• False

What is NOT an example of a physical change

• melting ice cream

• baking a cake

• cutting paper

• crushing a can

Why is mixing an example of a physical change?

• The bonds between molecules break

• The particles change after they have been mixed

• Does not produce any new substances

• You cannot separate the particles

Why is a solution a physical change?

• As the sold dissolves, the bonds break of between molecules

• The solid only dissolves if the solvent (liquid) is hot

• The liquid in the solution changes the particles of the solid

• Even though the solid dissolves, the particles are still present