Which of the following is not a physical change?

which of the following are examples of physical change.Glass is heated to be moulded into a vaseA large block of ice is shattered into smaller piecesA tree is bent by a strong windA piece of wood burns on a fire

which two of the following are typical characteristics of physical change.The number of particles changesThe change can often be easily reversedThe types of particles change to form one or more new substancesThe positions or speeds of the particles change

Which of the following is not a physical change?(a) Boiling of water to give water vapour(b) Melting of ice to give water(c) Dissolution of salt in water(d) Combustion of Liquefied Petroleum Gas (LPG)

Explain why changes of state are physical changes.

The reason for a physical change to be named as such is that the:a.change occurs only in physical propertiesb.transfer of energy takes placec.is a reversible changed.All of the above