Oakland Athletics. The Oakland Athletics (often abbreviated to A's) are an American professional baseball team based in Oakland, California. The Athletics compete in Major League Baseball (MLB) as a member club of the American League (AL) West division. The club plays its home games at the OaklandâAlameda County Coliseum.
In early adulthood (ages 20â40), our physical abilities are at their peak, including muscle strength, reaction time, sensory abilities, and cardiac functioning. The aging process also begins during early adulthood and is characterized by changes in skin, vision, and reproductive capability.
Puberty is what happens in children's bodies that changes them into adults. After puberty, people are able to make children. A girl who has gone through puberty can become pregnant and have a baby. At puberty, a boy's body begins making sperm and he starts to be able to ejaculate, which is semen coming out from his penis when he is sexually excited.