Physical and chemical changes.
Kuvakäsikirjoitus Teksti
- 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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