O Levels Changes of State

Link to our latest notes and resources: https://drive.google.com/drive/u/2/folders/15Ld6KabsL9x9X-t4GefBgSzXFDckJFa6 2.2.3 Melting, boiling and evaporation 1 Describe melting, solidification, boiling and condensation in terms of energy transfer without a change in temperature 2 Know the melting and boiling temperatures for water at standard atmospheric pressure 3 Describe the differences between boiling and evaporation 4 Describe evaporation in terms of the escape of more energetic particles from the surface of a liquid 5 Describe how temperature, surface area and air movement over a surface affect evaporation 6 Explain how evaporation causes cooling 7 Describe latent heat as the energy required to change the state of a substance and explain it in terms of particle behaviour and the forces between particles

Link to our latest notes and resources: https://drive.google.com/drive/u/2/folders/15Ld6KabsL9x9X-t4GefBgSzXFDckJFa6 2.2.3 Melting, boiling and evaporation 1 Describe melting, solidification, boiling and condensation in terms of energy transfer without a change in temperature 2 Know the melting and boiling temperatures for water at standard atmospheric pressure 3 Describe the differences between boiling and evaporation 4 Describe evaporation in terms of the escape of more energetic particles from the surface of a liquid 5 Describe how temperature, surface area and air movement over a surface affect evaporation 6 Explain how evaporation causes cooling 7 Describe latent heat as the energy required to change the state of a substance and explain it in terms of particle behaviour and the forces between particles

Link to our latest notes and resources: https://drive.google.com/drive/u/2/folders/15Ld6KabsL9x9X-t4GefBgSzXFDckJFa6 2.2.3 Melting, boiling and evaporation 1 Describe melting, solidification, boiling and condensation in terms of energy transfer without a change in temperature 2 Know the melting and boiling temperatures for water at standard atmospheric pressure 3 Describe the differences between boiling and evaporation 4 Describe evaporation in terms of the escape of more energetic particles from the surface of a liquid 5 Describe how temperature, surface area and air movement over a surface affect evaporation 6 Explain how evaporation causes cooling 7 Describe latent heat as the energy required to change the state of a substance and explain it in terms of particle behaviour and the forces between particles