Reading: Solving Dissolving
In this book, the older brother tries to explain to his little sister why some ingredients dissolve using diagrams and models to help him explain what happens at the nanoscale when they mix solids and liquids!
https://learning.amplify.com/books/9781943228157/
When Maya mixed sugar and water, Maya said "The sugar disappeared." Did the sugar disappear?
After leaving a sugar and water mixture by the window for a few days, what did Maya observe in the cup?
Why did it look like the sugar "disappeared" when it was mixed with water? What happened to the sugar?
Discussing Solubility
These are models that Diego used to help Maya make inferences about sugar, cinnamon, and water molecules.
inference: something you figure out based on observations and what you already know
Use the information the Sugar and Water Model to answer the questions below
Use the information the Sugar and Water Model to answer the following questions
Are the sugar molecules attracted or not attracted to water molecules?
Does this model show sugar dissolves or not dissolve in water?
Use the information the Cinnamon and Water Model to answer the questions below
Use the information the Cinnamon and Water Model to answer the following questions
Are the cinnamon molecules attracted or not attracted to water molecules?
Does this model show cinnamon dissolves or not dissolve in water?
Pepper and water
Citric acid and water
Cumin and water
Your sibling poured some sugar into water. When they couldn’t see it anymore, they said it disappeared. Do you agree or disagree? Use evidence from class to explain your answer.
Diagram (Model) from the text: Solving Dissolving
Use evidence from the model to explain your answer for question number 15.
Your sibling poured some sugar into water. When they couldn’t see it anymore, they said it disappeared. Do you agree or disagree?
Sentence starer, pick one to explain your answer.
The sugar disappeared because in the model, it shows __________________________________
OR
The sugar did not disappear because in the model, it shows __________________________________
How do you know (explain your answer)? Use evidence from what you see in the Sugar and Water Model.
In the model, it shows ____________
Soluble means able to dissolve in water or another liquid.
Is sugar soluble or not soluble?
How do you know (explain your answer)? Use evidence from what you see in the Cinnamon and Water Model.
In the model, it shows ____________
Soluble means able to dissolve in water or another liquid.
Is cinnamon soluble or not soluble?
