U4 B1 2HVTTO

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 2

B1 puberty

• Take off your jacket
  
• Put your things on your desk
  

       Book, notebook, pencil case

• Bag on the floor
  
• Read pages 8-11

Lessongoals

• 
  

What is the difference between your sex and gender?

At what age does puberty begin?

020

Who starts puberty first?

1. Boys
2. Girls

Sexual characteristics

Anatomical characteristics that define your sex

Primary > present at birth

Secondary > present after puberty

Primary

Secondary

Sexual characteristics boys

Primary

Secondary

Sexual characteristics girls

Man

Primary

Penis and scrotum

Secondary

Beard, chest hair

Lower voice

Bigger penis and testes

More muscles

Woman

Primary

Vulva (vagina, labia en clitoris)

Secondary

Bigger breasts

More rounded shape

Intersex

• Mix of male and female sexual characteristics
• Visible from birth or later (during puberty)
• Not the same as transgender!

Puberty

During puberty, hormones in the body let many physical changes happen:

• Growth spurt
• Growth of hair: under arms and near sexual organs (pubic hair)
• Fertile
• Secondary sexual characteristics

Geestelijk

• Volwassen worden
• Seksualiteit
• Relatie(s) beginnen
• Geslachtsgemeenschap

Sociaal 

Other changes

Mental

• Growing up/maturing
• Sexuality
• Falling in love
• Having intercourse

Social

• Reacting differently 
• parents/family 
• Friends

What you should do:

• Read pages  8-11
• Do asgmt  1-8, 4c pgs. 11-14

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zs = Working in Silence

• No asking questions
• Silent, don't disturb anyone
  
• Stay at your  desk

What you should do:

• Read pages 8-11
  
• Do asgmt 1-8, 4c pgs. 11-14

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zw = Working with whispering

• Teacher is available for questions
• Only whisper with the student next to you
• Stay at your  desk

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish