Particles, atoms and elements

In which two states are the particles randomly arranged?

• Liquid and solid

• Liquid and gas

• Gas and solid

Which state can be compressed or squashed easily?

• Solid

• Liquid

• Gas

To change from solid to gas directly is called?

• Sublimation

• Condensation

• Diffusion

What is it called when a liquid turns into a gas?

• Boiling

• Sublimation

• Melting

• Condensing

A change of state from gas to liquid when the temperature drops below boiling point is called?

• Reaction

• Sublimation

• Condensation

Which state of matter have a fixed volume?

• Solids and liquids

• Solids and gases

• Solids only

What is the name of the state change from liquid to solid?

• Condensation

• Sublimation

• Melting

• Freezing

What is caused by collisions of particles with the walls of a container?

• Solid pressure

• Density

• Gas pressure

Which state cannot change shape to fill its container?

• Solid

• Liquid

• Gas

The graph shows ice being heated. Which letter represents ice melting?

• D

• A

• C

• B