Unit 2
Chapter 3, Section 1
Physical, Perceptual, and
Language Development
Essential Question
 Will
every
baby grow
and mature at
the same
rate?
Evian Babies

http://www.youtube.com/watch?v=XQcVll
WpwGs
http://www.youtube.com/watch?v=0ZjInxF
5Omc
 Ninja Baby

Developmental Psychology


Specialized study of how
an individual’s physical,
social, emotional, moral,
and intellectual
development occur in
sequential interrelated
stages throughout the life
cycle.
Essential, how do babies
grow
Studies of
Developmental Psychologists
1.
2.
3.
Continuity vs.
stages of
development
Stability vs.
change
Nature vs.
Nurture
Nature vs. Nurture Question

How much of
development is
the result of
inheritance
(heredity), and
how much is the
result of what we
have learned?
Newborns Capacities


Have the ability at
birth to see, hear,
smell, and respond
to their environment
Birth puts
staggering demand
on a baby’s
capacity to adapt
and survive
Baby Scared

http://www.youtube.com/watch?v=tIokkz4
AKSo
http://www.youtube.com/watch?v=FqjNzF
PnPew
 Baby sneeze fart

Capacities cont.



Capable of reflexesinherited, automatic,
coordinated
movement patterns
Grasping reflex- when
a baby grabs a hold
of something
Rooting reflex- baby
turns his mouth
toward the area being
touched
What they can do?

1.
2.
3.
4.
5.
6.
Psychologist take
advantage of what
babies can do:
Suck
Turn their head
Look at things
Cry
Smile
Show signs of surprise
or fright
Lily’s Disneyland Surprise

http://www.youtube.com/watch?v=OOpOhl
GiRTM
http://www.youtube.com/watch?v=_OBlgS
z8sSM
 Charlie Bit my finger

Physical Development
Average Weight at
birth: 7.3 pounds
(largest 19.2
pounds)
 95% of infants
weigh between 5.5
and 10 pounds and
are 18 to 22 inches
long

Maturation






The internally
programmed growth of
a child
Lift head: 3 months
Smile: 4 months
Grasp objects: 5 to 6
months
Crawling: 8 to 10
months
Walking: 11 to 15
months
Maturation vs. Learning


Maturation just as
important as learning
(relatively permanent
change in behavior
that occurs as a result
of experience)
Parents should wait
for their children to
develop, not try to
push or force them
when they are not
ready
Dance Moves that rock

http://www.youtube.com/watch?v=azhgVB
5uXlo
Maturation Cont.


Maturational plans
inside each child is
unique
Each infant has
his/her own
temperament (an
individual’s style in
responding
emotionally to
situations)
Perceptual Development
Newborns have
mature perception
skills
 Prefer looking at
human faces and
benefit greatly
from being
touched by
parents

Angry Baby

http://www.youtube.com/watch?v=bRjnUqzseU
http://www.youtube.com/watch?v=pyZavK
XbPek
 Ninja Baby

Development of Language
Language and
thought are
closely
intertwined
 A child begins to
think, to represent
things to himself,
before he is able
to speak

How to learn a Language
1.
2.
3.
One must learn
the signs—by
hand or by
mouth
Learn meaning
of signs
Learn grammar
Children and Foreign Languages
Children learn
language from
their family
(Chinese,
Japanese,
English)
 Speak what is
native to the
family

Language




Second year- first real
words usually refer to
things they can see or
touch
Have vocabulary of
500 to 1,000 words
From 18 months to 5
years, learn approx. 5
to 10 words a day
Average for an adult:
17,000 (college
graduate)
Language Cont



Children use
telegraphic speechverbal utterance in
which words are left
out, but the meaning
is usually clear
Ex: Where my
Apple?
Ex: Daddy goed
(went) yesterday.