In the Sound Wave Interference Tube Activity Kit for physical science and physics, demonstrate the apparent discrepant effects of sound interference. This is an easy-to-assemble apparatus.
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MS-LS2-2: Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.
MS-LS2-4: Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.
HS-LS2-2: Use mathematical representations to support and revise explanations based on evidence about factors affecting biodiversity and populations in ecosystems of different scales.