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Physical and chemical changes.
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Snemalna Knjiga Besedilo
Today we are learning about chemical and physical changes. Chemical changes means when the identity of something changes.
Chemical changes
Physical changes means the substance or identity does not change.
What is a example of a physical change?
This is a physical change when the identity of this paper is still a paper. Nothing changes.
Chemical changes
Hey Mom! Today at school we learned about chemical and physical changes. But we did not get to chemical changes. What is a chemical change?
Well you came to the right place! Lets make a cake. With ingredients turned into 1 identity. Which you cannot bring back.
Oh ok. So a when a substance combines with another to form a new substance
This is what a chemical change is. The color, size, and shape is now different.
This is what a chemical change is. The color, size, and shape is now different.
So a when a substance combines with another to form a new substance
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