5/28/2018 Laporan Fisika Bandul x

1/22

LAPORAN KEGIATAN OUTBOND

KELAS X AKSELERASI

PENELITIAN

PERCEPATAN GRAVITASI

DI KAWASAN PANTAI SRAU

PACITAN JAWA TIMUR

OLEH

SMA NEGERI 1 WONOGIRI

TAHUN AJARAN 2010 / 2011

i

5/28/2018 Laporan Fisika Bandul x

2/22

HALAMAN PENGESAHAN

Laporan Kegiatan Outbondini tela !i"a#an pa!a tanggal $$$$$$$$$$$$$$$$$$$$$$$$$$

ole %

Koor!inator Outbond G&r& Mata 'ela(aran

)i"i#a

Tedianto, SPd Djoo Ka!na"an, SPd

Mengeta&i*

Kepala Se#ola

D!#$ M%&'adi, MT

ii

5/28/2018 Laporan Fisika Bandul x

3/22

KATA PENGANTAR

+engan ,e,an(at#an p&(i "-&r #e a!irat T&an .ang Maa E"a* Allo SWT*

ata" "egala li,paan Ra,at Hi!a-a !an Ina-a* "eingga pen&li" !apat ,en-ele"ai#an

Laporan Kegiatan Out doorini !engan tanpa alangan -ang erarti$

Kegiatan ini !i"elenggara#an !ala, rang#a ,ening#at#an pe,aa,an tentang

perepatan graita"i &,i$ Seingga "ala "at& t&(&an !ari pe,ela(aran i"i#a lei !apat

terapai$ Seperti pen!apat -ang ,en-ata#an a3a i"i#a a!ala il,& -ang ,e,pela(ari

ge(ala4ge(ala ala, -ang ter(a!i !i "e,e"ta ini$ +engan pe,aa,an -ang enar a#an

,e,&!a#an pen&li" !ala, pe,anaatn-a !engan lei i(a#"ana$

+ari per"iapan* pela#"anaan "a,pai !engan pen&li"an laporan #egiatan ini pen&li"

an-a# ,en!apat !&ngan !ari Ma,a !an 'apa terinta* i,ingan !an araan !ari

5apa# +(o#o Karna3an* S'!$* "erta te,an 4 te,an "eper(&angan !i Kela" 6 A#"elera"i

-ang #&angga#an 7Let it be 8$

A#ir #ata pen&li" ,eneri,a #riti# !an "aran !e,i #e"e,p&rnaan laporan #egitan

ini$

Wonogiri* 29 )er&ari 2011'en&li"

iii

5/28/2018 Laporan Fisika Bandul x

4/22

DA(TAR ISI

HALAMAN JU+UL$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ i

HALAMAN 'ENGESAH.AN$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ ii

KATA 'ENGANTAR $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ iii

+A)TAR ISI$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ i

5A5 I 'EN+AHULUAN$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ 1

1$ LAN+ASAN TEORI$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ 1

2$ 'ERUMUSAN MASALAH$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ :

: TUJUAN 'ER;O5AAN +AN MAN)AAT$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ :

5A5 II METO+E 'ENELITIAN$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$

5/28/2018 Laporan Fisika Bandul x

14/22

:$ HASIL 'ER;O5AAN KEGIATAN 2

NO KETINGGIAN WAKTU

2 8 4 1ete! 2 t 4 #eon

1 0*?= ,0*=2

2 1 ,0*=:

: 1*= , 0*=9

< : ,0*>=

#-

10,95 0,52 7,0 49,5

9,5

21 0,53 7,1 51,0

: 1,5 0,57 9,4 87,9

2

!ari pa!a ?* ,/"2

$ er!a"ar#an !ata peroaan aria"i Tinggi Jat& BC !engan ,a""a en!a (at&

"a,a B"e&a #elerengC$

g F B?*= 1*9C ,/"2

Ke"alaan relati 19*?

!ari pa!a ?* ,/"2

Nilai g !i lo#a"i #egiatan* er!a"ar#an !ata peroaan aria"i ,a""a ean B,C

!engan 'an(ang Tali tetap "epan(ang 10< ,* &e0i8 e:i&!aripa!a nilai g -ang tela

!itetap#an$

Nilai g !i lo#a"i #egiatan* er!a"ar#an !ata peroaan aria"i 'an(ang Tali BLC

!engan ,a""a ean tetap "ee"ar ??0 gr* &e0i8 e:i&!aripa!a nilai g -ang tela

!itetap#an$

14

5/28/2018 Laporan Fisika Bandul x

19/22

Nilai g !i lo#a"i #egiatan* er!a"ar#an !ata peroaan aria"i Tinggi Jat& BhC

!engan ,a""a en!a (at& "a,a B"e&a #elerengC$* &e0i8 e:i&!aripa!a nilai g -ang

tela !itetap#an$

Setela ,ela#an peroaan peng&ran perepatan graita"i !i ata" !engan

,e,aria"i#an ,a""a en!a !an pan(ang tali* !i!apat#an pere!aan -ang &p e"ar

antara peroaan #egiatan 1 B!engan a-&nan an!&lC !an #egiatan 2 B!engan (at&

ea" #elerengC !ari #etetapan g F ?* ,/"2$ Hal ini !i"ea#an eerapa a#tor antara

lain #eepatan angin !i !aera pantai relati e"ar* "elain it& pen-ea -ang #e!&a

a!ala leta# lo#a"i peroaan -ang era!a !i !aera 'aitan 2 8 17' Lintang

Selatan)$#arena (ara# !ari #at&li"ti3a "e,a#in (a& ,a#a perepatan graita"i &,i

"e,a#in #eil$

'erepatan graita"i &,i !apat !ipengar&i eerapa a#tor -ang

,en-ea#an perepatan ter"e&t !apat erere!a !i eerapa te,pat*

Selain leta# te,pat it& "en!iri* pa!a "aat ,ela#an peroaan !i#eta&i*

a#tor a#tor -ang ,e,pengar&i perepatan graita"i !ipengar&i a!ala%

'an(ang tali BlC$

'erio!e en!a "aat era-&nBTC$

Ha,atan &!ara$

Ge"e#an an!&l tera!ap en!a lain$

Ke"alaan -ang !ila#an ole peng&(ioa !ala, ,ela#an

pengit&ngan pa!a "aat penelitian$

K&rang "tailn-a po"i"i tiang pen-angga/"tati -ang !ig&na#an pa!a "aat

penelitian$

Anali"a tera!ap ariael -ang ,e,pengar&i 9ada Ke3iatan * 2;a!ia#i

1a##a4terliat "eagai eri#&t%

No.

m(gram)

T(detik)

| m - mrata-rata| | T - Trata-rata |

1 270 2,1 144 0

2 300 2,1 114 0

3 300 2,1 114 0

4 300 2,1 114 0

5 900 2,1 486 0

J&,la /6-

15

5/28/2018 Laporan Fisika Bandul x

20/22

5er!a"ar#an !ata peroaan !engan aria"i ,a""a ean* #a,i erpen!apat

a3a ,a""a en!a ti!a# erpengar& tera!ap perio!e BTC$ Hal ini !apat terliat

a3a !ari "etiap aria"i ean ,a""a* "eli"i "etiap T -ang !i!apat !engan rata4

ratan-a B @ T 4 Trata4rata C ernilai nol* !ian!ing#an !engan "eli"i "etiap aria"i ,a""a

!engan rata4ratan-a B M 4 Mrata4rata C$

A!an-a pere!aan #eil perio!e !ala, "etiap peroaan !engan aria"i ,a""a

ean ,&ng#in !i"ea#an ole al4al "eagai eri#&t%

a!an-a #eti!a#tepatan 3a#t& ,&lai !an/ata& ,e,erenti#an "top3at

#eti#a 10 getaran "&!a terapai$

5an!&l ti!a# !iperi#"a "&!a era-&n !engan enar ata& el&,

Bergera# #er&&t* ,iring !"C$

Anali"a tera!ap ariael -ang ,e,pengar&i 9ada Ke3iatan * 2;a!ia#i

9anjan3 ta&i4terliat "eagai eri#&t%

5er!a"ar#an !ata peroaan !engan aria"i 'an(ang Tali* #a,i erpen!apat

a3a 'an(ang tali ti!a# erpengar& tera!ap perio!e BTC$ Hal ini !apat terliat

a3a !ari "etiap aria"i ean ,a""a* "eli"i "etiap T -ang !i!apat !engan rata4

ratan-a B @ T 4 Trata4rata C ernilai #eil* !ian!ing#an !engan "eli"i "etiap aria"i ,a""a

!engan rata4ratan-a B L 4 Lrata4rata C$

A!an-a pere!aan #eil perio!e !ala, "etiap peroaan !engan aria"i

'an(ang tali ,&ng#in !i"ea#an ole al4al "eagai eri#&t%

16

No.

Panjan

g Tali

(L)

T

(detik

)

| L - Lrata-rata| | T - Trata-rata |

1 110 2,20 20 0,22

2 100 2,15 10 0,17

3 90 1,97 0 0,01

4 80 1,84 10 0,14

5 70 1,75 20 0,23

Jumlah 60 0,77

5/28/2018 Laporan Fisika Bandul x

21/22

a!an-a a,atan &!ara tera!ap gera#an tali*

Ketealan tali ,e,pengar&i #eepatan a-&nan$

Anali"a tera!ap ariael -ang ,e,pengar&i pa!a Kegiatan : Baria"i tinggi

(at&C terliat "eagai eri#&t%

NoKetin33ian

821ete!4

Wat%

t2#eon4@ 8 + 8!ata+!ata@ @ t + t!ata+!ata @

1 0,95 0,52 0,6625 0,05

2 1 0,53 0,6125 0,04

: 1,5 0,57 0,1125 0,00

< 3 0,65 1,3875 0,08

J&,la 2,77 !,17

5er!a"ar#an !ata peroaan !engan aria"i tinggi (at& BC* #a,i erpen!apat

a3a 3a#t& (at& BtC "angat terpengar& ole tinggi (at&BC$ Hal ini !apat terliat

a3a !ari "etiap aria"i tinggi (at& BC* "eli"i "etiap -ang !i!apat !engan rata4

ratan-a B @ rata4rata C ernilai &p e"ar* !ian!ing#an !engan "eli"i "etiap

aria"i 3a#t& (at& !engan rata4ratan-a B t 4 trata4rata C$

A!an-a pere!aan #eil 3a#t& (at& !ala, "etiap peroaan !engan aria"i

tinggi (at& ,&ng#in !i"ea#an ole al4al "eagai eri#&t%

a!an-a a,atan &!ara tera!ap gera#an (at& #elereng

#e"alaan aa pa!a peng&r 3a#t&

#eti!a# tepatan !ala, ,e,&lai ,en(atan #elereng*

-$ SARAN

'erl& !ila#an pelatian BGla!i er"iC pengg&naan perlatan peroaan

"eel&, !ila#an #egiatan Out bond

Mengingat pentingn-a #egiatan ini* perl& !iagen!a#an Outbonder"a,a !engan

Kela" A#"elera"i SLTA "e4#a&paten Wonogiri$

4o0o4

17

5/28/2018 Laporan Fisika Bandul x

22/22

DA(TAR PUSTAKA

4 Kanginan* Marten$ 1??>$ )i"i#a SMA* Ja#arta$ 'enerit Erlangga

4 www.gurumuda.com/gerak-jatuh-bebas-gjb

- id.wikipedia.org/wiki/Gerak_jatuh_bebas

4o0o4

18