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Waves

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Waves began with an unannounced cold open on the sidewalk, the lack of an announcement an unintended consequence of the after effects of the kamadipw en kousapw Kepin Awak and a first birthday celebration for a grandson.    Desmos Multiple practice passes were done to work on a low speed, linear centerline. At 2.48 seconds to cross three poster pad sheets the velocity came out at 106 cm/second, a very low velocity.  On Wednesday the chain was used to reinforce the relationships between wavelength, frequency, wave velocity, and period.  The chain is now in the box of springs.  Amplitude on the chain was also demonstrated. Then two web sites were used to demonstrate sound as a wave in air. Water preload on Wednesday afternoon.  Including the resonant Erlenmeyer flask to demonstrate the theory. The number of mallets constrains the the number of groups to seven. The ...
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Thatching

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With a thirty student class, the thatching materials necessary increased to sixty dollars. Roll out from the house was at one. Followed by load up at the faculty office. 13:59 Then a trip to maintenance followed by a return to the office to return the receipt allowing the administrative assistant to clear the petty cash.  14:15 Rain was falling on campus, but eased off by 2:00 PM, allowing the use of black plastic garbage bag as a seat to start a demonstration thatch plate. Marikai, Sueleen, Vergilanika, Riesa Maicalany removing nohk, Merryoleen thatching Marco would finish two in an hour. Students who started before her hadn't yet finished one. The thatching style of the outer islands is different and is traditionally done by the women. Outer island style of thatching shown in a photo from March 28, 2017.  Vergilanika removing half of the mibrib (nohk) Delaura starts wo...
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