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.
If your child is between 3 months of age and 3 years of age and has a low-grade fever (up to 102Â°F [38.8Â°C]), you may want to avoid giving him or her medicine.If your child is achy and fussy, and his or her temperature is above 102Â°F (38.8Â°C), you may want to give him or her some medicine.If your baby is younger than 3 months of age and has a rectal temperature of 100.4Â°F (38Â°C) or higher, call the doctor or go to the emergency room right away.iving your child acetaminophen and a lukewarm bath may help lower his or her fever. Give the acetaminophen before the bath. If the bath is given without medicine, your child may start shivering as his or her body tries to raise its temperature again.