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Peer reviewedCruz, Irene – Current: The Journal of Marine Education, 1998
Pans of popcorn are popped to varying degrees in order to compare them to the earth's surface with volcanic pressure building up in this demonstration. Volcanic activity is also related to bodily functions to help students make connections. For example, the release of gas through burping after drinking soda pop is related to the release of…
Descriptors: Class Activities, Demonstrations (Science), Elementary Secondary Education, Food
