Composition of Matter CER

Last updated about 2 years ago

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Watch the Video and then answer the CER about the video

Using what you observed in the video write a CER answering this question: Why did the properties of the iron and sulfur change when the mixture was heated?

Claim: Answer the question in a complete sentence

Evidence: What did you observe in the video that supports this claim? Don’t forget to reference the video in your answer.

Reasoning: How does the evidence support your claim? Think back or look in your notebook about what you learned about matter to find relevant scientific principles and definitions to guide your reasoning.