True, Evaporation can happen at all temperatures., During evaporation, the particles on the surface gain heat to escape to the surroundings., Evaporation happens at the boiling point., Example of freezing: When water becomes ice., Example of condensation: When water vapour becomes water., Example of evaporation: When water becomes water vapour., When the water freezes, it expands., The laboratory thermometer can measure wider temperature than the clinical thermometer., Dissolving is a reversible process., Sand cannot dissolve in water., Salt and sugar dissolve in water., We can separate sand from water by filtering., Salt and sugar can be separated from water by evaporation., False, Evaporation cannot happen at all temperatures., During evaporation, the particles on the surface lose heat to escape to the surroundings., Evaporation happens at the melting point., Example of freezing: When water becomes water vapour., Example of condensation: When water vapour becomes ice., Example of evaporation: When water vapour becomes ice., When the water freezes, it doesn't expands., The clinical thermometer can measure wider temperature than the laboratory thermometer., Dissolving is not a reversible process., Sand can dissolve in water., Salt and sugar don't dissolve in water., We can separate sand from water by evaporation.., Salt and sugar can be separated from water by filtering.

Science

de
Imprimir
Incorporar

Ranking

Estilo visual

Opções

Alterar modelo

Restaurar arquivo salvo automaticamente: ?