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| Demonstrates: Sound in a closed tube. |
Description: Tubes that are closed at each end.
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Instructions:
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| Items Used: Notes: These are just mailing tubes. Math Description: None.
Size: Various up to 36" l. Condition: Fair. Hazard: None.
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| Schematic:
None. Tech Specs:
None. Web Links: |
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| History: |
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