Reversible: Melting Icelolly, Melting ice - cream, Boiling water, Melting chocolate, Melting butter, Melting toffee, Irreversible: Burning wood, Cooking an egg, Cooking meat, Baking a potato,

Reversible or Irreversible changes

Papan mata

Gaya visual

Pilihan

Tukar templat

Pulihkan autosimpan: ?