Chemistry - Diagnostic Test (MYP1)

Which state of matter has a definite volume but no definite shape?

• Solid

• Liquid

• Gas

• Plasma

In which state of matter do particles have the least amount of energy?

• Solid

• Liquid

• Gas

• Plasma

The process of a gas turning into a liquid is called:

• Freezing

• Evaporation

• Condensation

• Sublimation

Which process describes the change from liquid to gas?

• Melting

• Freezing

• Boiling

• Sublimation

Which has a higher density, a solid block of aluminum or an equal volume of water?

• Aluminum

• Water

• Both have the same density

• Cannot be determined

Density is defined as:

• Mass per unit volume

• Volume per unit mass

• Weight per unit volume

• Mass per unit area

Melting of ice is an example of a:

• Reversible physical change

• Irreversible physical change

• Reversible chemical change

• Irreversible chemical change

Rusting of iron is:

• A reversible physical change

• An irreversible physical change

• A reversible chemical change

• An irreversible chemical change

Glass is often used in windows because it is:

• Opaque

• Transparent

• Permeable

• Flexible

Copper is used in electrical wiring primarily due to its:

• Strength

• High melting point

• Conductivity

• Low cost