Particle Model

Can solids be compressed? Why?

• No, as the solid particles are packed closely together.

• Yes, the solid particles are spaced far apart from each other.

• Yes, the solid particles are able to slide over each other.

• No, as the solid particles vibrate constantly.

Which of the following is a property of a liquid

• Cannot be compressed.

• Can be compressed.

• Particles are far apart.

• Particles are arranged in a fixed, regular pattern

How do gases behave in a closed container?

• Cluster together

• Form a solid

• They take the shape of their container

• Leak out

Which states allow easy flow of particles

• Gas and Solid

• Gas and Liquid

• Solid and Liquid

• Gas only

Which description best matches this particle model?

• Closely packed in fixed regular positions and cannot move a lot.

• Particles are close together but can move a little.

• Particles have lots of energy and can move around.

• Particles are able to constantly move freely and randomly in all directions.

Which description best matches this particle model?

• Closely packed in fixed regular positions and cannot move a lot.

• Particles are close together but can move a little.

• Particles are able to constantly move freely and randomly in all directions.

• Particles are able to slide over each other.

Which state best matches this particle model?

• Soild

• Liquid

• Gas

• None of the above

Which description best describes what a particle model shows?

• How many particles are in a solid, liquid or gas.

• How the particles in a solid, liquid or gas are arranged.

• If there are any particles in a solid liquid or gas.

• How the particles look under a powerful microscope.

What change of state does this image show?

• Freezing

• Evaporation

• Condensation

• Boiling

What change of state does this image show?

• Freezing

• Evaporation

• Condensation

• None of the above