Your friend Sakiya claims that the water molecules cause the dye molecules to change colors, which is why you see different colors on the Chromatography Strip.
Do you agree or disagree with her? Make a claim to agree or disagree with her claim, and then support your own claim with evidence and reasoning from your Chromatography Model above and what you’ve learned in class.
2 points
2
Question 1
1.
Claim (Answer to the question): Your friend Sakiya claims that the water molecules cause the dye molecules to change colors, which is why you see different colors on the Chromatography Strip. Do you agree or disagree with her?
Sentence starter, choose ONE:
I agree with Sakiya because _______________ OR
I disagree with Sakiya because _______________
2 points
2
Question 2
2.
Evidence 1 from the MM 1.9 Chromatography model (Before and After Adding Water model) you made
Sentence starters:
In the MM 1.9 model, before adding water the model shows _________________. After adding water, the model shows _________________
2 points
2
Question 3
3.
Evidence 2 from class (CHOOSE one piece of evidence: Pasta model, saltwater mixture, food coloring chromatography)
Sentence starter: In the __________________, it shows _________________
1 point
1
Question 4
4.
Reasoning (Explanation): Explain why the black food coloring separated into different colors.
Your answer should include 3 or more sentences.
Sentence starter:
The black food coloring separated into different colors because _________________.
The red dye was at the ________________ of the chromatography paper because ________________.
The blue dye was at the ________________ of the chromatography paper because ________________.