Melting ice is a physical change.
Which statement explains why?
Freezing the water again gives back ice with its original properties
Melting the ice makes a new substance with different properties
The water formed has a greater mass than the ice that melted
Energy is transferred to the ice from the surroundings as it melts
44 exam-style questions on OCR GCSE Physics 1.2 Changes of state, covering 1.2.1 Conservation of mass during changes of state, 1.2.2 Physical and chemical changes, 1.2.3 Heating, temperature and changes of state, 1.2.4 Specific heat capacity and specific latent heat, 1.2.5 Internal energy and temperature change, and 1.2.6 Energy transfer during a change of state. Each one has a worked solution and a mark scheme showing where the marks go.