Gases 4


Remember that Charlie's claim is that the particles will look like this after one minute:

Charlie drawing of gas particles

Then, the teacher tells Charlie, "When you blow air into a balloon, the balloon grows bigger in all directions."

Explain how you think this evidence could be used to support Charlie's claim.



Background Information

To be used with other gases items as part of a complete testlet for middle school argumentation. This question follows Gases 3.

Associated Publications

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Question Instructions

We recommend that you administer these questions as homework and preface the question with these instructions for students:

"For the following question, please respond to the best of your knowledge and using only the information in the question and what you know. Please do not refer to any outside sources (textbooks, notes, internet, etc.). Any reasonable attempt to answer the question will be awarded full credit."

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