The larger these peaks and valleys are, the harder it is to slide the object. You can learn more about friction in How Brakes Work. A clutch works because of friction between a clutch plate and a flywheel. We'll look at how these parts work together in the next section.
You should take children older than 3 months to the emergency room (ER) for a fever if the fever is more than 104 degrees for a long period of time. Ice them down first and then bring them to the ER.
Background. Initiating resuscitation and intensive care for preterm infants is generally accepted from 26 weeksâ gestational age (GA) on.[ 1 ]-[ 3 ] By contrast, initial resuscitation and management of the extremely preterm infant born at 22 to 25 weeksâ GA is controversial.