What is the oldest water wheel? The earliest excavated water wheel driven by tidal power was the Nendrum Monastery mill in Northern Ireland which has been dated to 787, although a possible earlier mill dates to 619. Tide mills became common in estuaries with a good tidal range in both Europe and America generally using […]
What did the Ptolemaic theory argue about? The Ptolemaic system was a geocentric system that postulated that the apparently irregular paths of the Sun, Moon, and planets were actually a combination of several regular circular motions seen in perspective from a stationary Earth. What did Ptolemy’s theory say? Based on observations he made with his […]
Is it normal for toddlers to shake? If your child sometimes shakes during everyday activities or makes repetitive motions or sounds, it could be a sign of a tremor or tic. These are sometimes associated with serious medical conditions, but they’re often not. That’s especially true if they’re otherwise healthy, growing, and developing normally. Why […]
What is bacteriophage lambda? Phage lambda (λ) is a temperate phage, and therefore on infection of a bacterial cell, one of two alternative pathways may result; Bacteriophage lambda can reproduce in two alternative modes of growth. What is the genome size of the lambda phage? Lambda contains a linear double stranded DNA genome of 48.5 […]
Does coconut oil make your face glow? Coconut oil may not be a buzzworthy new ingredient, but there’s a reason why so many people sing its praises and why it’s found in so many beauty products: It really works. Not only does this hydrating plant oil enrich your food, but it can also give you […]
What is the molarity of beta mercaptoethanol? 14.3M. The sigma Beta Mercaptoethanol which we use in our lab is always 14.3M. What is the relationship between molarity and strength of the solution? Strength of solution (g/L) = Molarity × Molecular mass It is equal to the moles of solute divided by the liters of solution. […]
What are the congestion avoidance techniques? Backpressure is a technique in which a congested node stops receiving packets from upstream node. This may cause the upstream node or nodes to become congested and reject receiving data from above nodes. Backpressure is a node-to-node congestion control technique that propagate in the opposite direction of data flow. […]
Does biofeedback work for anxiety? There is good evidence that biofeedback therapy can relax muscles and ease stress to reduce both the frequency and severity of headaches. Biofeedback seems to be especially beneficial for headaches when it’s combined with medications. Anxiety. Anxiety relief is one of the most common uses of biofeedback. Does biofeedback work […]
Comment trouver un terrain agricole à vendre? En ayant recours à l’immobilier agricole tous les jours, il est facile de s’apercevoir que le terrain agricole à vendre est indispensable à votre activité. Découvrez les nombreuses annonces de notre site Internet, et dénichez la vente de ferme et de terre agricole neuve ou d’occasion qui répondra […]
What does NRS stand for in healthcare? Abbreviation for normal respiratory secretions. Is the NRS part of the NHS? NRS Healthcare is the leading provider of Community Equipment, Wheelchair and Clinical Services to the NHS and Local Authorities. Our partnership with the NHS highlights our dedication to providing excellent service and cost effective products, which […]
