Question

look at the given changes and write any two points of difference between them​

Answer 1

Bread:

Bread is sliced.

It is a physical change.

Hence, it can be reverseable.

We can attach and pack the sliced breads one again

Wood :

Wood is burned

It is a chemical change.

It combines any2 substance to produce new thing.

The product of wood and fire is Ash.

Answer 2

Answer:

1.) Slicing bread

• It is a physical change.
• It has the same characteristics before it was sliced.

2.) Burning wood

• It is a chemical change.
• It has the different characteristics before it was burnt.

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