3.5.5

Density & the Particle Model

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Density and the Particle Model

Differences in the density of solids, liquids and gases can be explained using the particle model of matter.

Illustrative background for SolidsIllustrative background for Solids ?? "content

Solids

  • Solids are the densest state of matter.
  • The particles are packed tightly together.
Illustrative background for LiquidsIllustrative background for Liquids ?? "content

Liquids

  • Liquids are less dense than solids but denser than gases.
  • The particles in liquids can move around each other.
Illustrative background for GasesIllustrative background for Gases ?? "content

Gases

  • Gases are the least dense state of matter.
  • The particles are free to move with negligible (tiny) forces between particles.

Jump to other topics

1Biology

1.1Cells, Tissues & Organs

1.2Reproduction & Variation

1.3Ecological Relationships & Classification

1.4Digestion & Nutrition

1.5Plants & Photosynthesis

1.6Biological Systems & Processes

2Chemistry

2.1Particles

2.2Chemical Reactions

2.3Atoms, Elements, Compounds

2.4The Periodic Table

2.5Materials & the Earth

2.6Reactivity

2.7Energetics

2.8Properties of Materials

3Physics

3.1Energy

3.2Forces & Motion

3.3Waves

3.4Electricity & Magnetism

3.5Matter

3.6Space Physics

4Thinking Scientifically

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