Question

8. State four differences between physical & chemical changes.​

Answer 1

Answer:

Physical change = A Physical change is a process in which the physical properties of the substance such a shape,size,colour or texture get altered.

Eg.: Crushing of can,Melting an ice,Melting of wax,Freezing of water etc.

Chemical change = A chemical change,also known as chemical reaction,is a process in which one or more substances are altered into one or more new and different substances.

Eg.: Iron rusting,Burning wood,Metabolism,Fireworks,Baking a cake,Burning of paper etc.

In a physical change no new substance is formed. A chemical change is always accompanied by one or more new substance.

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Answer 2

Answer:

this are the differences

may this helps you