Biology, 23.10.2020 21:10 tylerj1133

Bella is designing a model of a longitudinal sound wave for her science classroom. Which of the following pieces of information should Bella include in her model? Choose the two statements that apply.
A. Sound must travel through a material to transfer energy.
B. Sound must travel through a vacuum to transfer energy.
C. Rarefaction and compression are properties of longitudinal waves.
D. Crests and troughs are properties of longitudinal waves.

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