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n
[
1
0
]
b
asic
p
r
o
ce
s
s
s
k
il
ls
ar
e
s
k
ills
t
h
at
m
u
s
t
b
e
m
a
s
ter
ed
b
ef
o
r
e
m
aster
i
n
g
in
te
g
r
ated
p
r
o
ce
s
s
s
k
ill
s
.
St
u
d
en
t
s
w
h
o
d
o
n
o
t
h
av
e
b
asic
s
cien
ce
s
k
i
l
ls
s
u
c
h
as
o
b
s
er
v
atio
n
s
k
ills
w
i
l
l
m
ak
e
t
h
e
s
tu
d
e
n
t
u
n
ab
le
to
o
b
tain
in
f
o
r
m
at
io
n
an
d
f
in
d
th
e
p
r
o
b
lem
to
b
e
s
o
lv
ed
.
W
h
er
ea
s
o
b
s
er
v
atio
n
a
b
ilit
y
ac
co
r
d
in
g
to
R
ez
b
a
[
1
2
]
ca
n
d
ev
elo
p
o
th
er
s
k
il
ls
s
u
c
h
as
co
n
cl
u
d
in
g
s
k
ill
s
,
co
m
m
u
n
icatio
n
,
p
r
ed
ictiv
e
m
ea
s
u
r
es,
d
r
a
w
i
n
g
co
n
clu
s
io
n
s
.
So
it
ca
n
b
e
s
aid
th
at
if
s
tu
d
e
n
ts
d
o
n
o
t
m
aste
r
b
asic
p
r
o
ce
s
s
s
k
il
ls
an
d
ar
e
in
te
g
r
ated
to
g
eth
er
th
en
it
w
il
l
b
e
d
if
f
ic
u
lt
f
o
r
s
t
u
d
en
t
s
to
d
ev
elo
p
h
ig
h
er
ab
ili
ties
an
d
th
i
s
w
ill
af
f
ec
t
s
t
u
d
e
n
ts
later
w
h
e
n
th
e
y
b
ec
o
m
e
a
teac
h
er
.
T
h
e
te
ac
h
er
is
a
p
r
o
f
ess
io
n
a
l
ed
u
ca
to
r
w
h
o
h
a
s
th
e
tas
k
o
f
g
u
id
in
g
,
tr
ai
n
in
g
a
n
d
b
u
ild
in
g
th
e
k
n
o
w
led
g
e
o
f
s
tu
d
e
n
ts
[
1
3
]
.
T
h
er
ef
o
r
e,
in
b
u
ild
in
g
th
e
k
n
o
wled
g
e
o
f
th
eir
s
tu
d
en
ts
,
a
teac
h
er
an
d
p
r
o
s
p
ec
tiv
e
p
h
y
s
ics
teac
h
er
m
u
s
t
h
av
e
p
r
o
ce
s
s
s
k
ills
i
n
teac
h
i
n
g
p
h
y
s
i
c
s
[
1
4
]
.
C
h
ab
alen
g
u
la,
et
al
[
1
1
]
I
n
o
r
d
er
t
o
b
e
a
b
le
to
teac
h
ef
f
ec
t
iv
el
y
,
a
teac
h
er
s
h
o
u
ld
h
a
v
e
a
g
o
o
d
u
n
d
er
s
ta
n
d
in
g
o
f
co
n
ce
p
ts
a
n
d
s
tr
o
n
g
p
r
o
ce
s
s
s
k
ills
.
Mi
les
[
1
5
]
.
A
teac
h
er
an
d
k
n
o
w
led
g
e
an
d
m
ater
ial
s
n
ee
d
ed
to
teac
h
th
e
s
cie
n
ce
p
r
o
ce
s
s
s
k
i
l
ls
.
I
n
a
d
d
itio
n
,
th
e
s
cien
t
if
ic
p
r
o
ce
s
s
h
a
s
co
m
p
et
en
cies
th
at
ca
n
b
e
u
s
ed
a
s
a
m
ea
n
s
to
g
ai
n
k
n
o
w
led
g
e
a
n
d
u
n
d
er
s
ta
n
d
h
o
w
k
n
o
w
led
g
e
is
o
b
tai
n
ed
.
[
1
6
]
.
A
p
h
y
s
ics tea
c
h
er
o
r
p
h
y
s
ics t
ea
ch
er
ca
n
d
id
ate
w
h
o
d
o
es
n
o
t h
a
v
e
p
r
o
ce
s
s
s
k
ills
,
th
en
w
h
en
lear
n
i
n
g
tak
e
s
p
lac
e
t
h
e
teac
h
er
ca
n
o
n
l
y
e
x
p
lain
th
e
t
h
eo
r
y
w
i
th
co
n
v
e
n
tio
n
al
m
et
h
o
d
s
.
A
cc
o
r
d
in
g
to
Mu
r
n
i
[
1
7
]
,
th
e
teac
h
i
n
g
p
r
o
ce
s
s
o
f
p
h
y
s
ics
co
n
d
u
cted
co
n
v
e
n
tio
n
al
l
y
m
a
k
es
s
t
u
d
en
t
s
tr
ea
t
p
h
y
s
ics
as
a
co
llectio
n
o
f
k
n
o
w
led
g
e
a
n
d
t
en
d
to
o
n
l
y
m
aster
t
h
e
co
n
ce
p
t
s
o
f
p
h
y
s
ics
w
i
t
h
o
u
t
u
n
d
er
s
ta
n
d
in
g
t
h
e
p
r
o
ce
s
s
o
f
th
e
o
cc
u
r
r
en
ce
o
f
th
e
s
e
co
n
ce
p
ts
.
I
n
ad
d
itio
n
,
lear
n
in
g
th
a
t
tak
es
p
lace
w
il
l
b
e
b
o
r
in
g
f
o
r
s
tu
d
en
t
s
,
b
ec
au
s
e
o
f
th
eir
in
ab
il
it
y
to
i
m
ag
in
e
a
n
e
v
en
t i
n
s
c
ien
ce
w
i
th
co
n
cr
ete
an
d
co
r
r
ec
t.
B
ased
o
n
th
e
d
escr
ip
tio
n
ab
o
v
e,
i
t
ca
n
b
e
co
n
clu
d
ed
th
at
th
e
d
ev
elo
p
m
en
t
o
f
s
cien
ce
p
r
o
ce
s
s
s
k
ill
s
at
th
e
le
v
el
o
f
ed
u
ca
tio
n
m
u
s
t c
o
n
ti
n
u
e
to
b
e
ca
r
r
ied
o
u
t b
ec
a
u
s
e
in
r
ea
l
it
y
th
e
f
ield
is
s
t
ill
f
o
u
n
d
b
y
s
t
u
d
en
t
s
a
n
d
teac
h
er
s
w
h
o
d
o
n
o
t
m
a
s
ter
s
c
ien
ce
p
r
o
ce
s
s
s
k
ills
.
T
h
er
ef
o
r
e,
r
esear
ch
n
ee
d
s
to
b
e
d
o
n
e
to
d
escr
ib
e
th
e
b
asic
p
r
o
ce
s
s
s
k
i
lls
o
f
s
t
u
d
en
ts
t
h
r
o
u
g
h
b
asic
p
h
y
s
ic
s
p
r
ac
tice
2
o
n
co
n
ca
v
e
le
n
s
m
ater
ial
an
d
c
o
n
v
e
x
le
n
s
e
s
,
w
h
er
e
later
th
e
r
es
u
lt
s
o
f
th
i
s
s
tu
d
y
c
an
b
e
u
s
ed
as p
r
eli
m
in
ar
y
d
ata
f
o
r
r
esear
ch
o
n
s
u
b
s
eq
u
e
n
t
s
c
ien
ce
p
r
o
ce
s
s
s
k
il
ls
at
Un
i
v
er
s
ita
s
J
a
m
b
i
.
2.
RE
S
E
ARCH
M
E
T
H
O
D
T
h
is
s
tu
d
y
u
s
es
a
q
u
an
titati
v
e
ap
p
r
o
ac
h
w
it
h
t
h
e
P
r
e
-
E
x
p
er
i
m
en
tal
Desi
g
n
O
n
e
-
S
h
o
t
C
ase
S
tu
d
y
r
esear
ch
m
eth
o
d
.
T
h
is
r
esear
ch
w
a
s
ca
r
r
ied
o
u
t
i
n
t
h
e
lab
o
r
ato
r
y
o
f
P
h
y
s
ics
E
d
u
ca
tio
n
an
d
T
ea
ch
in
g
a
n
d
E
d
u
ca
tio
n
Fac
u
lt
y
o
f
U
n
i
v
er
s
i
tas
J
a
m
b
i
in
t
h
e
e
v
en
s
e
m
este
r
o
f
th
e
2
0
1
8
ac
ad
em
ic
y
ea
r
.
T
h
e
s
a
m
p
les
ta
k
e
n
in
t
h
is
s
t
u
d
y
w
er
e
all
p
h
y
s
ica
l
ed
u
ca
tio
n
s
t
u
d
en
t
s
w
h
o
co
n
t
r
ac
ted
b
asic
p
h
y
s
ics
t
w
o
s
u
b
j
ec
ts
as
m
a
n
y
as
9
1
p
eo
p
le.
T
h
e
s
am
p
li
n
g
tech
n
iq
u
e
u
s
ed
in
th
is
s
t
u
d
y
w
a
s
u
s
i
n
g
to
tal
s
a
m
p
li
n
g
tech
n
iq
u
e
s
.
T
h
e
to
tal
s
am
p
li
n
g
tech
n
iq
u
e
is
a
s
a
m
p
li
n
g
tech
n
i
q
u
e
if
all
m
e
m
b
er
s
o
f
th
e
p
o
p
u
latio
n
ar
e
u
s
ed
as
s
a
m
p
les
[
1
8
]
.
A
s
a
m
p
le
o
f
9
1
s
tu
d
e
n
ts
w
er
e
f
o
r
m
ed
in
to
g
r
o
u
p
s
w
it
h
ea
c
h
g
r
o
u
p
co
n
s
is
t
in
g
o
f
f
o
u
r
to
f
iv
e
s
t
u
d
en
t
s
.
E
ac
h
s
t
u
d
en
t
w
as
g
i
v
e
n
a
tr
ea
t
m
e
n
t
i
n
th
e
f
o
r
m
o
f
a
p
r
ac
tical
s
cien
ce
-
b
ased
s
k
ill
p
r
o
ce
s
s
g
u
id
e
w
i
th
co
n
ca
v
e
l
en
s
m
ater
ial
a
n
d
a
co
n
v
e
x
len
s
.
F
u
r
th
er
m
o
r
e,
s
tu
d
en
ts
in
ea
ch
g
r
o
u
p
co
n
d
u
ct
p
r
ac
ticu
m
u
s
i
n
g
to
o
ls
an
d
m
a
ter
ials
p
r
o
v
id
ed
b
y
th
e
r
esear
ch
er
.
T
h
e
in
s
tr
u
m
en
t
u
s
ed
i
n
t
h
is
s
t
u
d
y
i
s
t
h
e
o
b
s
er
v
atio
n
s
h
ee
t
o
f
s
c
ien
ce
p
r
o
ce
s
s
s
k
ill
s
.
T
h
e
o
b
s
er
v
atio
n
s
h
ee
t
i
s
u
s
ed
to
o
b
tain
a
d
escr
ip
tio
n
o
f
s
t
u
d
en
t
s
c
ien
ce
p
r
o
ce
s
s
s
k
ill
s
.
Ob
s
er
v
atio
n
s
ca
r
r
i
ed
o
u
t
in
th
i
s
s
t
u
d
y
w
er
e
as
s
is
ted
b
y
o
b
s
er
v
er
s
t
o
talin
g
2
0
p
eo
p
le.
T
h
e
d
ata
o
n
th
e
o
b
s
er
v
atio
n
s
h
ee
t
w
ill
b
e
an
al
y
ze
d
u
s
in
g
d
escr
ip
tiv
e
s
tati
s
tics
a
n
d
th
e
p
er
ce
n
tag
e
f
o
r
ea
ch
i
n
d
icato
r
is
s
ea
r
ch
ed
th
e
n
ex
p
r
es
s
ed
in
s
ev
er
al
ca
teg
o
r
ies,
n
a
m
e
l
y
t
h
e
ca
teg
o
r
y
Ver
y
No
t
Go
o
d
w
i
th
a
r
an
g
e
o
f
2
5
-
4
3
.
7
5
%,
ca
teg
o
r
y
No
t
Go
o
d
w
ith
a
r
an
g
e
o
f
4
3
.
7
6
-
6
2
.
5
%
,
ca
teg
o
r
y
Go
o
d
w
it
h
a
r
an
g
e
o
f
6
2
.
5
1
-
8
1
.
2
5
%,
an
d
th
e
ca
te
g
o
r
y
Ver
y
Go
o
d
w
it
h
a
r
an
g
e
o
f
8
1
.
2
6
-
1
0
0
%.
T
h
e
p
er
ce
n
tag
es
f
o
r
ea
ch
ca
teg
o
r
y
o
f
s
cie
n
ce
p
r
o
ce
s
s
s
k
ill
s
m
aster
y
ca
n
b
e
s
ee
n
in
T
ab
le
1
.
T
h
e
s
cien
ce
p
r
o
ce
s
s
s
k
ill
s
f
o
cu
s
ed
in
th
is
r
esear
c
h
ar
e
b
a
s
ic
p
r
o
ce
s
s
s
k
il
ls
w
h
ich
i
n
clu
d
e
o
b
s
er
v
atio
n
,
class
i
f
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,
m
ea
s
u
r
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g
a
n
d
in
teg
r
atio
n
p
r
o
ce
s
s
s
k
ill
s
w
h
ic
h
in
cl
u
d
e
s
k
ills
i
n
ar
r
an
g
i
n
g
d
ata
tab
les,
o
b
tain
in
g
an
d
p
r
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s
s
i
n
g
d
ata,
co
n
d
u
ct
an
e
x
p
er
i
m
e
n
t
w
it
h
a
to
tal
o
f
2
4
s
tate
m
en
t ite
m
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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&
R
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.
I
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N:
2252
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8822
P
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ca
tio
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’
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kills
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Un
iver
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ita
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14
Evaluation Warning : The document was created with Spire.PDF for Python.
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ac
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ased
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p
r
ac
tical
ac
tiv
it
ies.
RE
F
E
R
E
NC
E
S
[1
]
M
isb
a
h
,
e
t
a
l
.
,
"
De
v
e
lo
p
m
e
n
t
o
f
5
M
-
b
a
se
d
b
a
sic
p
h
y
sic
s
p
ra
c
ti
c
u
m
in
stru
c
ti
o
n
s
f
o
r
train
in
g
sc
ien
c
e
p
ro
c
e
ss
sk
il
l
s
a
n
d
w
a
sa
k
a
c
h
a
ra
c
ters
,
"
FL
UX
Ph
y
sic
s J
o
u
rn
a
l
,
v
o
l
.
1
5
(
1
),
p
p
.
2
6
-
3
0
,
2
0
1
8
.
[2
]
Nw
a
g
b
o
,
C.
,
&
Ch
u
k
e
lu
,
U.
C
.
,
"
Ef
fe
c
ts
o
f
b
io
l
o
g
y
p
ra
c
ti
c
a
l
a
c
ti
v
it
ies
o
n
stu
d
e
n
ts’
p
r
o
c
e
ss
sk
il
l
a
c
q
u
isit
i
o
n
,
"
J
o
u
rn
a
l
o
f
th
e
S
c
ien
c
e
Asso
c
ia
ti
o
n
o
f
Nig
e
ria
(
J
S
T
AN),
v
o
l.
4
6
(1
)
,
p
p
.
5
8
-
70
,
2
0
1
1
.
[3
]
S
h
a
h
a
li
,
e
t
a
l
.,
"
P
rim
a
r
y
sc
h
o
o
l
tea
c
h
e
rs’
u
n
d
e
rsta
n
d
in
g
o
f
sc
ie
n
c
e
p
ro
c
e
ss
sk
il
ls
in
re
lati
o
n
to
th
e
ir
tea
c
h
i
n
g
q
u
a
li
f
ica
ti
o
n
s a
n
d
tea
c
h
in
g
e
x
p
e
ri
e
n
c
e
,
"
Res
e
a
rc
h
in
S
c
ien
c
e
E
d
u
c
a
ti
o
n
,
v
o
l.
47
(
2
),
p
p
.
2
5
7
-
2
8
1
,
2
0
1
7
.
[4
]
Ru
sta
m
a
n
,
N.Y.,
"
Ba
sic
a
b
il
it
y
to
w
o
rk
sc
ien
ti
f
ica
ll
y
in
sc
ien
c
e
"
,
P
a
p
e
r
a
t
Bi
o
lo
g
y
Ed
u
c
a
ti
o
n
S
e
m
in
a
r
-
F
KIP
UN
P
A
S
Ba
n
d
u
n
g
,
2
0
0
3
.
[5
]
T
il
a
k
a
ra
tn
e
a
,
C.
T
.
K.
&
Ek
a
n
a
y
a
k
e
b
,
T
.
M
.
S
.
S
.
K.
Y.,
"
A
c
h
iev
e
m
e
n
t
lev
e
l
o
f
sc
i
e
n
c
e
p
ro
c
e
ss
sk
il
ls
o
f
ju
n
io
r
se
c
o
n
d
a
ry
stu
d
e
n
ts:
b
a
se
d
o
n
a
sa
m
p
le
o
f
g
ra
d
e
six
a
n
d
se
v
e
n
st
u
d
e
n
ts
f
ro
m
S
ri
L
a
n
k
a
,
"
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
En
v
iro
n
me
n
ta
l
&
S
c
ien
c
e
Ed
u
c
a
ti
o
n
,
v
o
l.
1
2
(
9
),
p
p
.
2
0
8
9
-
2
1
0
8
,
2
0
1
7
.
[6
]
Ka
z
e
n
i
,
M
.
M
.
M
.
,
"
D
e
v
e
lo
p
m
e
n
t
a
n
d
v
a
li
d
a
ti
o
n
o
f
a
tes
t
in
t
e
g
ra
ted
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
f
o
r
th
e
f
u
rth
e
r
e
d
u
c
a
ti
o
n
a
n
d
trai
n
in
g
lea
rn
e
rs
,"
(
Un
p
u
b
l
ish
e
d
M
a
ste
r T
h
e
sis),
Un
iv
e
rsity
o
f
P
re
t
o
ria S
o
u
t
h
A
f
ric
a
,
2
0
0
5
.
[7
]
Öz
g
e
len
,
S
.
,
"
S
tu
d
e
n
ts’
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
w
i
th
in
a
c
o
g
n
i
ti
v
e
d
o
m
a
in
f
ra
m
e
w
o
rk
,
"
Eu
ra
sia
J
o
u
r
n
a
l
o
f
M
a
th
e
ma
ti
c
s,
S
c
ien
c
e
&
T
e
c
h
n
o
l
o
g
y
E
d
u
c
a
t
io
n
,
v
o
l
.
8
(
4
),
p
p
.
2
8
3
-
2
9
2
,
2
0
1
2
.
[8
]
S
e
m
ia
wa
n
,
C.
,
"
P
r
o
c
e
ss
S
k
il
ls A
p
p
ro
a
c
h
”
,
Ja
k
a
rta
:
P
T
G
ra
m
e
d
ia,
1
9
9
2
.
[9
]
Ra
u
f
A
A
R.
,
“
I
n
c
u
lca
ti
o
n
o
f
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
in
a
sc
ien
c
e
c
las
sro
o
m
,"
Ca
n
.
Ce
n
t.
S
c
i.
E
d
u
c
.
Asia
n
S
o
c
.
S
c
,
v
o
l
.
9
,
p
p
.
1
9
1
1
–
2
0
2
5
,
2
0
1
3
.
[1
0
]
T
u
rima
n
,
P
.
,
e
t
a
l
.
,
"
F
o
ste
rin
g
th
e
2
1
st
c
e
n
tu
ry
sk
il
ls
th
ro
u
g
h
sc
ien
ti
f
ic
li
tera
c
y
a
n
d
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
,
"
Pro
c
e
d
ia
-
S
o
c
ia
l
a
n
d
Beh
a
v
i
o
ra
l
S
c
ien
c
e
s
,
v
o
l
59
,
p
p
.
1
1
0
-
1
1
6
,
2
0
1
2
.
[1
1
]
Ch
a
b
a
len
g
u
la,
V
.
M
.
,
e
t
a
l.
,
"
Ho
w
p
re
-
se
rv
ic
e
tea
c
h
e
rs’
u
n
d
e
rsta
n
d
a
n
d
p
e
rf
o
rm
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
,"
Eu
ra
sia
J
o
u
rn
a
l
o
f
M
a
th
e
m
a
ti
c
s,
S
c
ien
c
e
&
T
e
c
h
n
o
lo
g
y
E
d
u
c
a
ti
o
n
,
v
o
l.
8
(
3
),
p
p
.
1
6
7
-
1
7
6
,
2
0
1
2
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
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8822
I
n
t.
J
.
E
v
al
.
&
R
es
.
E
d
u
c
.
Vo
l.
8
,
No
.
2
,
J
u
n
e
2
0
1
9
: 2
9
3
-
298
298
[1
2
]
Re
z
b
a
,
R.
J.,
e
t
a
l
.,
"
S
c
ien
c
e
p
r
o
c
e
ss
s
k
il
l
s
,"
L
e
a
rn
in
g
a
n
d
Asse
ss
in
g
.
Io
w
a
:
Ke
n
d
a
ll
/Hu
n
t
P
u
b
l
ish
i
n
g
Co
,
1
9
9
5
.
[1
3
]
Re
p
u
b
li
c
o
f
In
d
o
n
e
sia
L
a
w
Nu
m
b
e
r
1
4
o
f
2
0
0
5
c
o
n
c
e
rn
i
n
g
T
e
a
c
h
e
r
s a
n
d
L
e
c
tu
re
rs.
[1
4
]
S
e
tt
lag
e
,
J.,
&
S
o
u
t
h
e
rlan
d
,
S
.
A
.
"
T
e
a
c
h
in
g
sc
ien
c
e
to
e
v
e
ry
c
h
il
d
,"
Ne
w
Yo
rk
:
Ro
u
tl
e
d
g
e
T
a
y
lo
r
&
F
ra
n
c
is
G
ro
u
p
,
2
0
0
7
.
[1
5
]
M
il
e
s
E.
,
"
In
-
se
rv
ice
e
le
m
e
n
tar
y
tea
c
h
e
rs’
f
a
m
il
iarit
y
,
in
tere
st,
c
o
n
c
e
p
tu
a
l
k
n
o
w
led
g
e
,
a
n
d
p
e
rf
o
rm
a
n
c
e
o
n
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
,"
(
Un
p
u
b
li
sh
e
d
M
a
ste
r
T
h
e
sis).
S
o
u
th
e
r
n
Il
li
n
o
i
s
Un
ive
rs
it
y
Ca
rb
o
n
d
a
le
,
USA
.
A
v
a
il
a
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f
ro
m
P
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Qu
e
st,
UMI
Diss
e
rtatio
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s
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in
g
,
(UMI
No
.
1
4
8
2
6
5
6
),
2
0
1
0
.
[1
6
]
Ba
ti
,
K.,
"
T
h
e
a
w
a
re
n
e
ss
lev
e
ls
o
f
p
re
-
sc
h
o
o
l
e
d
u
c
a
ti
o
n
tea
c
h
e
rs
re
g
a
rd
in
g
sc
ien
c
e
p
ro
c
e
ss
sk
il
ls
,"
Pro
c
e
d
ia
-
S
o
c
ia
l
a
n
d
Beh
a
v
io
ra
l
S
c
ien
c
e
s
,
v
o
l.
2
(
2
),
p
p
.
1
9
9
3
-
1
9
9
9
,
2
0
1
0
.
[1
7
]
M
u
rn
i
,
M
.
,
"
P
ro
f
il
e
o
f
st
u
d
e
n
t'
s
s
c
ien
c
e
p
ro
c
e
ss
sk
il
ls
a
n
d
lea
rn
in
g
d
e
sig
n
to
p
ra
c
ti
c
e
it
"
,
Per
io
d
ic S
c
ien
ti
fi
c
P
h
y
sic
a
l
Ed
u
c
a
ti
o
n
,
v
o
l
.
6
(1
),
p
p
.
1
1
8
-
1
2
9
,
2
0
1
8
.
[1
8
]
S
u
g
iy
o
n
o
.
"
M
e
th
o
d
s
o
f
q
u
a
n
ti
tat
i
v
e
,
q
u
a
li
tativ
e
a
n
d
R
&
D
r
e
se
a
rc
h
”,
Ba
n
d
u
n
g
:
A
L
F
A
BET
A
,
2016.
[1
9
]
Bu
n
d
u
,
P
.
,
“
P
r
o
c
e
ss
sk
il
ls
a
ss
e
s
s
m
e
n
t
a
n
d
sc
ien
ti
f
ic
a
tt
it
u
d
e
s
in
s
c
ien
c
e
-
e
le
m
e
n
tar
y
lea
rn
in
g
,"
Ja
k
a
rta:
M
in
istry
o
f
Na
ti
o
n
a
l
E
d
u
c
a
ti
o
n
,
2
0
0
6
.
[2
0
]
A
n
g
o
,
M
.
L
.
,
"
M
a
ste
ry
o
f
sc
ien
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