Prevailing winds and pressure belts are major climate controls. A belt of low pressure known as the intertropical convergence zone (ITCZ) lies along the Equator. On either side of the equatorial low, between 25Â° and 30Â° latitude in each hemisphere, is a belt of high-pressure centers over the oceans. From the equatorial side of these subtropical highssuch as the Hawaiian high.
The normal breathing rate for a 4 month old baby is between 30 and 60 breaths per minute.
infants 4 to 12 months 12 to 16 hours of sleep every 24 hours including naps children 1 to 2 years 11 to 14 hours of sleep every 24 hours including naps children 3 to 5 years 10 to 13 hours of sleep every 24 hours including naps children 6 to 12 years 9 to 12 hours of sleep every 24 hours teens 13 to 18 years 8 to 10 hours of sleep every 24 hours