Properties and Changes of Materials

Some children put some sugar cubes into a cup of tea.  They watch as the sugar cubes seem to disappear.  What happened to them?

• they melted
• they evaporated
• they dissolved
• they became a gas

In dissolving, the solid mixes into the liquid to make a new liquid called a ...

• solution
• drink
• liquid
• dissolvant

Anything that has mass and takes up space.

• mass
• matter
• volume
• evaporation

Solid changing to a liquid.

• melting
• freezing
• evaporation
• condensation

Gas changes to a liquid.

• melting
• freezing
• condensation
• evaporation

When you boil a pot of water with the lid off what is happening?

• evaporation

• freezing

• melting

• condensation

Burning a piece of wood is a 

• reversible change
• non-reversible change

Melting an ice cube is an example of a 

• reversible change
• non-reversible change

A combination of substances that can be seperated

• Pure Substance

• Glucose

• Element

• Mixture

• Solution

Iron Rusting is what type of change?

• Physical Property

• Chemical Property

• Physical Change

• Chemical Change