Question

what are some of the common physical changes for boys and girls during puberty?

Explanation:

During puberty, boys typically experience growth of the testes and penis, voice - deepening, increased muscle mass, and the appearance of facial and body hair. Girls usually have breast development, the start of menstruation, widening of the hips, and growth of pubic and underarm hair. These changes are triggered by hormonal shifts.

Answer:

For boys: Growth of testes and penis, voice - deepening, increased muscle mass, facial and body hair growth. For girls: Breast development, menstruation onset, hip - widening, pubic and underarm hair growth.