Match the phenomena to the relevant clusters.

• Группы
  • Physical phenomenа.
  • Сhemical phenomena.
• Варианты
  • Water vapour condensation on the windowpane.
  • Leaves rotting.
  • Change in the apple skin's color.
  • Milk souring.
  • Metal melting.
  • Glow of light bulb filament.
  • Sugar dissolution.
  • Ice melting.