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10 questions
Which of the following is NOT one of the three main states of matter?
Solid
Liquid
Gas
Plasma
What happens to the attractive forces between molecules when a material is heated?
They become stronger
They break
They remain the same
They become repulsive
What is the process called when a substance transforms from a liquid to a gas?
Evaporation
Boiling
Condensation
Sublimation
Which process is slower, evaporation or boiling?
Evaporation
Boiling
Both are equally slow
Both are equally fast
What is the transition from a gas to a liquid called?
Evaporation
Boiling
Condensation
Sublimation
What is the process called when a solid turns straight into a gas?
Melting
Freezing
Sublimation
Deposition
Which material can demonstrate sublimation?
Water
Carbon dioxide
Oxygen
Nitrogen
What is the process called when a gas turns straight into a solid?
Melting
Freezing
Sublimation
Deposition
What happens to the mass of a material when it changes states?
It increases
It decreases
It stays the same
It depends on the material
What is the density of a material?
The mass per unit volume
The volume per unit mass
The weight per unit volume
The volume per unit weight
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