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How does an alternating pressure mattress work?

Alternating pressure therapy uses pressure redistribution to stimulate blood flow, blood nourishes the skin. The air cells on the mattress slowly inflate and deflate under the patient at a predetermined or adjustable cycle time. This allows time for blood flow to reach the skin healing and skin brea...

15 Feb 2026 394 views

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Is socioeconomic status nominal or ordinal?

Score: 4.8/5 (25 votes) You ask your respondents to rate their socio-economic status as follows; low, middle, or upper class. The level of measurement for the socio-economic variable is ordinal.Is socioeconomic status a nominal variable?Ordinal variables allow us to rank order the items we measure i...

14 Feb 2026 768 views

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Can mathematics predict periodic phenomena?

Score: 4.5/5 (37 votes) Utilising the properties of periodic functions, mathematical models have been developed that describe the behaviour of many naturally occurring periodic phenomena, such as vibrations or waves, as well as oscillatory behaviour found in pendulums, electric currents and radio si...

14 Feb 2026 1,116 views

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What is a Pt electrode?

Pt is a noble metal that is very stable and resistant to corrosion. Because of its stability, like Au, it is often used to make jewelry. As an electrode, it is used to oxidize organics or to generate hydrogen or reduce oxygen. NHE), the Pt surface is "clean" and the current flows to charge the doubl...

14 Feb 2026 758 views

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Will redcurrants grow in a pot?

Score: 4.9/5 (47 votes) Growing currants is usually done in the open ground and maybe because of this, growing them in containers rarely comes to one's mind; but still, they can be grown in containers, too. Growing them in containers have many advantages, especially in smaller gardens and in co...

14 Feb 2026 1,568 views

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Whats the newest iphone that came out?

Score: 4.6/5 (32 votes) The newest iPhoneiPhone 12: 2020's model. Very similar in performance to the iPhone 13, albeit with a smaller battery and less default internal memory.iPhone SE (2020): Second-generation iPhone SE, announced on April 17, 2020. ... iPhone 11: The direct predecessor to the...

14 Feb 2026 558 views

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Which municipalities got clean audit?

Score: 4.9/5 (12 votes) The municipalities in the Western Cape that have received clean audits are: Mossel Bay, Cape Agulhas, Overstrand, Swellendam, Theewaterskloof, Cape Winelands, Breede Valley, Drakenstein, Langeberg, Witzenberg, Saldanha Bay, Swartland, Central Karoo and Prince Albert.”How many...

14 Feb 2026 1,231 views

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What's swallows and amazons about?

Score: 4.3/5 (71 votes) The book relates the outdoor adventures and play of two families of children. These involve sailing, camping, fishing, exploration and piracy. The Walker children (John, Susan, Titty and Roger) are staying at a farm near a lake in the Lake District of England, during the scho...

14 Feb 2026 1,198 views

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When natality is balanced by mortality there is?

Score: 5/5 (63 votes) Complete answer: If a population's natality is balanced by mortality then there will be zero population growth.When natality and mortality balance each other is called?In the plateau phase, the population size is constant, so no more growth is occurring. This is the result...

14 Feb 2026 927 views

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Are dampers worth it?

Score: 4.6/5 (57 votes) Steering dampers help prevent and interrupt high-speed front-end oscillations, but for the most part, they don't inhibit slow-speed steering. ... Many off-road bikes run steering dampers too because those guys are ripping across uneven terrain that can deflect the front ...

14 Feb 2026 1,076 views