Question

Break a wooden spilt into half.Break these pieces further into smaller pieces.a. are the smaller pieces that you have obtained still wood. b. is this is a physical or chemical change?Why?​

Answer 1

Answer:

a)Yes the smaller pieces are still wood.

b)This is Physical Change.

Explanation:

b)This is physical change because,only physical property of wood is changed and no new substance is formed.

Physical Change:-

A physical change is a change in which no new substance are formed

Eg:-Sawing of wood,melting of ice,tearing of paper etc.

Chemical Changes:-

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis.

Eg:-Making of cake,breaking of egg,bursting of crackers etc.

Answer 2

Answer:

yes the smallest piece of wood is still wood

physical change

Explanation:

b. because only physical property of wood is changed and no new substance is formed