Writing to Westfield Use the model you created to help you write an argument for the people of Westfield explaining what is in their water. As you
write your argument, remember to.

*state your claim and identify the substances in the water.
*use evidence from the models you created to support your claim.
*include vocabulary terms from the word bank below in your argument.

Chapter 3 Question: What was produced during the reaction between the iron pipes and the fertilizer?