D
C
AX
E
AV
B
AW
A
AU
AT
AS
AA
AQ
Eik. 2
"slope down", prohgoumev n w" ruqmismev n o", gia na guriv -
sei sto mhdev n . Se authv th qev s h mporeiv t e na sundev s e-
te to exav r thma ceirismouv me pentav l ART. 193,
W - Lucniv a
(autov m ath).
Autov to prov g ramma diafev r ei apov to prohgouv m eno gia-
tiv tov s o to empuv r euma ov s o to sbhv s imo elev g contai piev -
zonta" kai apeleuqerwv n onta" to plhv k tro tsimpiv d a".
X - Lucniv a eidikouv prograv m mato".
Gia na anav y ete to tov x o piev s te to plhv k tro tsimpiv d a"
kai, diathrwv n ta" to piesmev n o, to reuv m a arciv z ei na
auxav n etai me staqerhv auv x hsh. An apeleuqerwv n etai to
plhv k tro to reuv m a anebaiv n ei amev s w sthn timhv sugkov l -
(lucniv a AG). Gia na teleiwv s ete th sugkov l lhsh
lhsh
piev s te to plhv k tro tsimpiv d a" kratwv n ta" to piesmev n o,
to reuv m a arciv z ei na elattwv n etai me staqerhv meiv w sh.
An apeleuqerwv n etai to plhv k tro to reuv m a mhdeniv z etai
amev s w".
Z - Lucniv a sugkov l lhsh‰ Tig me triv a epiv p eda
reuv m ato‰ tessav r wn crov n wn (autov m ath).
Gia na prosdioriv s ete ta triv a reuv m ata sugkov l lhsh"
energhv s te w" exh":
Piev s te ton epilogev a AP mev c ri na anav y ete th lucniv a
AG kai ruqmiv s te thn timhv mev g istou reuv m ato" me th
labhv Y. Piev s te ton epilogev a AP mev c ri na anav y ete th
lucniv a AD kai ruqmiv s te thn timhv endiav m esou reuv m ato"
me th labhv Y.
Piev s te ton epilogev a AP mev c ri na anav y ete th lucniv a
AY kai ruqmiv s te thn timhv tou reuv m ato" empureuv m ato"
me th labhv Y.
Sto av n amma tou tov x ou to reuv m a metafev r etai sthn
prwv t h ruv q mish, lucniv a AI anammev n h, o ceiristhv " mpo-
Z
X W F
G L
AP
AR AO
AY
AN H AM
TIG 4
sugkov l lhsh"
I
M S N O Y P
R
AL
AI
reiv na diathrhv s ei autov to reuv m a ov s o to epiqumeiv (gia
parav d eigma mev c ri pou den zestav q hke to mev t allo).
Piev z onta" kai afhv n onta" amev s w" to plhv k tro tsimpiv -
da", to reuv m a pernav e i apov to prwv t o sto deuv t ero reuv -
ma sto crov n o "slope-up" (lucniv a AH). Otan ftav s ei sto
crov n wn
reuv m a sugkov l lhsh" h lucniv a AG anav b ei.
An katav th sugkov l lhsh upav r cei h anav g kh na elattwv -
sete to reuv m a cwriv " na sbhv s ete to tov x o (p.c. gia alla-
ghv ulikouv trofodosiv a ", allaghv qev s h" ergasiv a ", pev r a-
sma apov orizov n tia se kav q eth qev s h klp.) piev s te kai ape-
leuqerwv s te amev s w" to plhv k tro tsimpiv d a", to reuv m a
metafev r etai sth deuv t erh epilegmev n h timhv , h lucniv a AD
anav b v e i kai AG sbhv n ei.
Gia na epistrev y ete sto prohgouv m eno kuv r io reuv m a epa-
nalav b ete thn enev r geia piv e sh kai apeleuqv r wsh tou plhv k -
trou tsimpiv d a", h lucniv a AG anav b ei enwv h lucniv a AD
sbhv n ei. Se opoiadhv p ote stigmhv qelhv s ete na diakov y ete
th sugkov l lhsh, piev s te to plhv k tro tsimpiv d a" gia crov -
no anwv t ero twn 0,7 sec kai metav afhv s te to. To reuv m a
arciv z ei na katebaiv n ei mev c ri thn timhv mhdev n sto crov n o
"slope down" pou ev c ei prohgoumev n w" prosdioristeiv (luc-
niv a AC anammev n h). Katav th fav s h tou "slope down", an
piev z etai kai apeleuqerwv n etai amev s w" to plhv k tro tsim-
piv d a", epistrev f ete se "slope up" an autov eiv n ai ruqmi-
smev n o se crov n o anwv t ero tou mhdenov " , hv sto katwv t ero
reuv m a apov ti" ruqmismev n e" timev " .
PROSOCH: h ev k frash "PIESTE KAI APELEUQERWSTE
AMESWS" anafev r etai se mev g isto crov n o 0,5 sec.
AA - Lucniv a sugkov l lhsh" TIG me duo epiv p eda
reuv m ato".
Autov to prov g ramma diafev r ei apov to prohgouv m eno gia-
tiv sto av n amma tou tov x ou to reuv m a metafev r etai pav n ta
sthn prwv t h ruv q mish, lucniv a AI anammev n h, allav o ceiri-
sth" den mporeiv na thn diathrhv s ei kai xekinav e i amev -
sw" o crov n o" tou slope-up (lucniv a AH).
T
U Q
AH
AF
AE AD
AC
AG
AB
115