1. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Physical Changes Adolescence is the time between puberty and full maturation. Puberty is the period of human development during which people become able to reproduce. Hormones are chemical substances made and released in one part of the body that cause a change in another part of the body. The main male hormone, testosterone, and the main female hormones, estrogen and progesterone, are released at the start of puberty. Chapter 16 Section 1 Changes During Adolescence

2. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16 Section 1 Changes During Adolescence

3. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Mental and Emotional Changes A New Way of Thinking As adolescence progresses, teens are able to think in a more complex way. They can foresee consequences, make more logical decisions, and view situations from other points of view. Chapter 16 Section 1 Changes During Adolescence

4. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Mental and Emotional Changes A New Way of Feeling New feelings that arise during adolescence may cause teens to feel alone, insecure, and confused. Chapter 16 Section 1 Changes During Adolescence

5. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Copyright © by Holt, Rinehart and Winston. All rights reserved. Mental and Emotional Changes A New Desire for Independence The process of leaving dependence behind and forming a new identity is complex and sometimes scary. Having conflicting emotions is healthy and normal. If prolonged periods of sadness or anxiety become overwhelming, seek help from a parent, school counselor or doctor. Chapter 16 Section 1 Changes During Adolescence

6. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Social Changes As teens grow older, their parents and others expect more of them. Relationships with friends change and become more important during adolescence. You can take more responsibility at home, in friendships, and in other parts of life by: Chapter 16 showing concern for how people are doing listening to others encouraging others getting a job Section 1 Changes During Adolescence

7. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16 Section 1 Changes During Adolescence

8. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16

9. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16

10. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16

11. Copyright © by Holt, Rinehart and Winston. All rights reserved. ResourcesChapter menu Chapter 16