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PENERAPAN MODEL PROBLEM BASED INSTRUCTION TERHADAP HASIL BELAJAR DAN KEMAMPUAN KERJA ILMIAH SISWA PADA KONSEP PERUSAKAN DAN PENCEMARAN LINGKUNGAN DI SMA NEGERI 4 BIREUEN ., Jumiati; Nurmaliah, Cut; ., Razali
Jurnal Edukasi dan Sains Biologi Vol 2, No 2 (2013): Jurnal Edukasi dan Sains Biologi
Publisher : Universitas Almuslim

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Abstract

Penelitian ini bertujuan mengetahui: (1) Peningkatan hasil belajar siswa pada konsep perusakan dan pencemaran lingkungan yang dibelajarkan dengan model problem based instruction (PBI) dan peningkatan hasil belajar siswa yang  dibelajarkan dengan pembelajaran konvensional; (2) Peningkatan kemampuan kerja ilmiah siswa pada konsep perusakan dan pencemaran lingkungan yang dibelajarkan dengan model PBI yang dibandingkan dengan pembelajaran konvensional, Penelitian ini dilakukan di SMA Negeri 4 Bireuen dengan menggunakan metode kuasi eksperimen. Populasi pada penelitian ini adalah seluruh siswa   kelas X  semester ganjil  pada Tahun Pelajaran 2012/2013 yang berjumlah 4 kelas paralel. Sampel diambil sebanyak 2 kelas yang ditentukan secara acak yang terdiri dari kelas eksperimen atau PBI dan kelas kontrol atau konvensional. Analisis data dilakukan dengan uji t dengan menggunakan program SPSS 16.0 for windows. Hasil penenelitian menunjukkan bahwa: (1) terdapat perbedaan hasil belajar siswa yang signifikan (ƿ>0,05) antara siswa yang dibelajarakan dengan model PBI dengan pembelajaran konvensional,  (2) terdapat perbedaan skor kemampuan kerja ilmiah siswa yang signifikan (ƿ>0,05) antara siswa yang dibelajarkan dengan model PBI dengan pembelajaran konvensional, Dapat disimpulkan bahwa : (1)  hasil belajar siswa pada konsep perusakan dan pencemaran lingkungan dengan model PBI lebih tinggi dibandingkan dengan hasil yang dibelajarkan dengan pembelajaran konvensional, (2) Skor kemampuan kerja ilmiah siswa dengan model PBI lebih tinggi dibandingkan dengan skor pembelajaran konvensional. Kata kunci: Problem Based Instruction, Hasil Belajar, Kerja Ilmiah Siswa, Perusakan dan Pencemaran Lingkungan.
PENERAPAN MODEL PROBLEM BASED INSTRUCTION TERHADAP HASIL BELAJAR DAN KEMAMPUAN KERJA ILMIAH SISWA PADA KONSEP PERUSAKAN DAN PENCEMARAN LINGKUNGAN DI SMA NEGERI 4 BIREUEN ., Jumiati; Nurmaliah, Cut; ., Razali
Jurnal Edukasi dan Sains Biologi Vol 2, No 2 (2013): Jurnal Edukasi dan Sains Biologi
Publisher : Universitas Almuslim

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Abstract

PENINGKATAN HASIL BELAJAR MATEMATIKA MELALUI PENERAPAN PENDEKATAN CONTEXTUAL TEACHINGAND LEARNING (CTL) ., razali
Al - Azkiya : Jurnal Ilmiah Pendidikan MI/SD Vol 4 No 2 (2019): Edisi: Juli-Desember 2019
Publisher : Program Studi Pendidikan Guru Madrasah Ibtidaiyah

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (46.51 KB) | DOI: 10.32505/azkiya.v4i2.1188

Abstract

This study aims to determine the increase in student learning outcomes after applying Mathematics learning to numeracy operations material through the use of the Contextual Teaching and Learning (CTL) Approach for Grade IV students of SD Negeri 1 Panton Rayeuk T, East Aceh District. This type of research uses Classroom Action Research conducted in two cycles. The research subjects were grade IV students, amounting to 26 students. The results show that through the use of the Contextual Teaching and Learning (CTL) Approach, it turns out student learning outcomes increase in each cycle. Mastery of the material at the initial condition is still very low or has not worked well. Out of 26 students, only 15 students (33%) achieved the Minimum Mastery Criteria (KKM) which was set at 70 with an average value of 52. From the results of the research revealed that in cycle I the average value of students amounted to 69, learning completeness reached 58 %, the achievement of this value shows an increase in the value acquisition in the initial conditions. While in cycle II (the average value of students 78 and mastery learning reached 88%. The conclusion of this study was the use of Contextual Teaching and Learning (CTL) Approach in Mathematics learning of numerical operations material can have a positive effect on increasing student learning outcomes in class IV semester II of the academic year 2016-2017SD Negeri 1 Panton Rayeuk T East Aceh Regency.
In recent years, there has been an increasing an abuse of slaughtered death chicken for human consumption, so it is important to find a practice ways to identify it. Experiments were conducted to determine whether the quality of meat taken from slaughtered death chicken can be detected through quality attributes of meat (Warner-Bratzler (WB) shear value, CIE L* a* b* color, and histological changes.  Thirty pieces of breast (M. pectoralis) and thigh (M. biceps femoris) meat were obtained from co Razali .; Denny W. Lukman; Srihadi Agungpriyono; Mirnawati Sudarwanto
Forum Pasca Sarjana Vol. 30 No. 1 (2007): Forum Pascasarjana
Publisher : Forum Pasca Sarjana

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Abstract

In recent years, there has been an increasing an abuse of slaughtered death chicken for human consumption, so it is important to find a practice ways to identify it. Experiments were conducted to determine whether the quality of meat taken from slaughtered death chicken can be detected through quality attributes of meat (Warner-Bratzler (WB) shear value, CIE L* a* b* color, and histological changes.  Thirty pieces of breast (M. pectoralis) and thigh (M. biceps femoris) meat were obtained from commercial slaughtering house.  The samples were classified into three groups namely halal slaughtered chicken (AHS), slaughtered death chicken (AMS), and slaughtered stressed chicken (ALS) and all samples processed for microscopic observations, for WB value and color after 1, 5 and 9 h postmortem (PM).  This study showed that percentage of degenerated and necrotic muscle fibres of breast and thigh meat of AMS and ALS were significantly higher (P<0.05) than AHS.  The WB values of all samples were nearly similar (P>0.05).  The L* value of breast and thigh meat of AMS and ALS were lower whereas a* value of breast and thigh meat of AMS were significantly (P<0.05) higher than those of AHS and ALS.  The muscle fiber interstitial space had significant positive correlation with degenerated muscle fiber (P<0.001, r=0.52), necrotic muscle fiber (P<0.001, r=0.57) of breast meat, and also with degenerated muscle fiber (P<0.001, r=0.68) and necrotic muscle fiber (P<0.001, r=0.56) of thigh meat.  The biologic parameters can be used to distinguish between the slaughtered death chicken and halal slaughtered chicken.   Key words: meat quality, muscle fiber, slaughtered death chicken, L* a* b* value
CAMPUR KODE DALAM TUTURAN GURU KELAS VII MTSS SAMAHANI KECAMATAN KUTA MALAKA KABUPATEN ACEH BESAR Nuratun Maknun; Razali .; Azwardi .
Jurnal Bahasa dan Sastra Vol 15, No 1 (2021): Jurnal Bahasa dan Sastra, Januari 2021
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (341.404 KB) | DOI: 10.24815/jbs.v15i1.20599

Abstract

Analisis Kesantunan Berbahasa di Pasar Ikan Peunayong Banda Aceh Muhammad Banu Lailika; Yusri Yusuf; Razali .
Jurnal Bahasa dan Sastra Vol 15, No 2 (2021): Jurnal Bahasa dan Sastra, Juli 2021
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (401.477 KB) | DOI: 10.24815/jbs.v15i2.22902

Abstract

PENINGKATAN HASIL BELAJAR MATEMATIKA MELALUI PENERAPAN PENDEKATAN CONTEXTUAL TEACHINGAND LEARNING (CTL) razali .
Al - Azkiya : Jurnal Ilmiah Pendidikan MI/SD Vol 4 No 2 (2019): Al-Azkiya: Jurnal Ilmu Pendidikan MI/SD
Publisher : Program Studi Pendidikan Guru Madrasah Ibtidaiyah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32505/azkiya.v4i2.1188

Abstract

This study aims to determine the increase in student learning outcomes after applying Mathematics learning to numeracy operations material through the use of the Contextual Teaching and Learning (CTL) Approach for Grade IV students of SD Negeri 1 Panton Rayeuk T, East Aceh District. This type of research uses Classroom Action Research conducted in two cycles. The research subjects were grade IV students, amounting to 26 students. The results show that through the use of the Contextual Teaching and Learning (CTL) Approach, it turns out student learning outcomes increase in each cycle. Mastery of the material at the initial condition is still very low or has not worked well. Out of 26 students, only 15 students (33%) achieved the Minimum Mastery Criteria (KKM) which was set at 70 with an average value of 52. From the results of the research revealed that in cycle I the average value of students amounted to 69, learning completeness reached 58 %, the achievement of this value shows an increase in the value acquisition in the initial conditions. While in cycle II (the average value of students 78 and mastery learning reached 88%. The conclusion of this study was the use of Contextual Teaching and Learning (CTL) Approach in Mathematics learning of numerical operations material can have a positive effect on increasing student learning outcomes in class IV semester II of the academic year 2016-2017SD Negeri 1 Panton Rayeuk T East Aceh Regency.