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Physical And Chemical Changes
Second graders identify physical and chemical changes of matter. They distinguish between physical and chemical changes. They classify changes as physical or chemical.
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Introducing Physical and Chemical Changes
Young scientists investigate chemical and physical changes to the states of matter—gas, liquid, and solid—as well as solutions and suspensions with a variety of demonstrations, grand conversation, and an interactive quiz to check for...
2nd - 4th Science CCSS: Adaptable