Understand and categorize the visible physical changes and secondary sexual characteristics that occur during puberty.
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Diagram showing the Adam's apple and a clogged skin pore.

Observable changes like the Adam's apple and acne are common during adolescence.
Explanation of height, voice, and skin changes during puberty.
During adolescence, one of the most prominent visible changes is a sudden increase in height. It is important to remember that the timing, nature, and pace of these changes vary completely from person to person.
Flashcards for Adolescence, Puberty, and Adam's apple.
Fill in the blanks about physical changes.
The growth of the leads to a voice that sounds hoarse in boys. Acne occurs due to an increase in secretions from the skin during adolescence. The period of rapid growth typically occurring between the ages of 10-19 is called .
Explanation of features that distinguish males from females.
During adolescence, boys and girls undergo specific characteristic changes that help distinguish males from females. Because these features are not directly involved in the process of reproduction, they are called secondary sexual characteristics.
Visual comparison of secondary sexual characteristics.

Comparing secondary sexual characteristics and shared developmental changes.