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Pengaruh Model Pembelajaran Problem Based Learning dan Model Pembelajaran Discovery Learning terhadap Kemampuan Berpikir Kritis Siswa Kelas 5 SD Prasetyo, Fajar; Kristin, Firosalia
DIDAKTIKA TAUHIDI: Jurnal Pendidikan Guru Sekolah Dasar Vol. 7 No. 1 (2020): Didaktika Tauhidi: Jurnal Pendidikan Guru Sekolah Dasar
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/dt.v7i1.2645

Abstract

Penelitian ini bertujuan mengetahui pengaruh penerapan model Problem Based Learning dan model Discovery Learning terhadap kemampuan berpikir kritis siswa kelas 5 SD. Jenis penelitian ini adalah penelitian eksperimen semu dengan pretest-posttest control grup design. Subjek penelitian adalah siswa kelas 5A dan 5B SD Negeri Suruh 01. Kelas 5A dengan jumlah 24 siswa merupakan kelas eksperimen dan kelas 5B dengan jumlah 23 siswa merupakan kelas kontrol. Pengumpulan data menggunakan pretest-posttest soal dan lembar observasi. Analisis data menggunakan statistik deskriptif dan inferensial parametrik dengan bantuan SPSS 25 for windows. Hasil nilai pretest thitung (0,826) > ttabel (0,05) dan hasil posttest observasi thitung (0,689) > ttabel (0,05) menunjukkan tidak ada perbedaan kemampuan berpikir kritis siswa. Hasil nilai posttest thitung (0,033) < ttabel (0,05) dan hasil posttest observasi thitung (0,006) < ttabel (0,05) menunjukkan ada perbedaan signifikan kemampuan berpikir kritis siswa. Kemampuan berpikir kritis siswa kelas eksperimen lebih tinggi daripada kelas kontrol. Berdasarkan analisis data, disimpulkan bahwa model Problem Based Learning berpengaruh signifikan terhadap kemampuan berpikir kritis siswa kelas 5 SD.
The Dangerous Effects of Tramadol Abuse: Literature Review Prasetyo, Fajar; Indah Laily Hilmi
Jurnal EduHealth Vol. 13 No. 02 (2022): Jurnal eduHealth, Periode Oktober - December, 2022
Publisher : Sean Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (234.144 KB)

Abstract

Drug abuse is an act of using one or a combination of drugs in relatively high doses with the aim not for medication but to achieve a pleasure without regard to other aspects. Drug abuse can be motivated by several factors such as a weak personality, a high sense of curiosity, peer invitations, social problems and pressures, and the ease with which drugs can be obtained at low prices. One of the drugs that is often abused is tramadol. This is because tramadol can provide a euphoric effect. Without realizing it, tramadol abuse actually causes other, more dangerous effects. Therefore, writing this review article aims to provide an overview of other effects resulting from the abuse of tramadol drugs. The writing of this article review uses a systematic review method in which data is taken from national and international scientific articles or journals with a limitation of publication in the last 10 years. Articles obtained from searches using Google Scholar, PubMed, and Science Direct. From the results of the review, it is known that the misuse of tramadol drugs can be fatal because it can cause vomiting, seizures, sedation, and even death. Not only that, tramadol in high doses also affects fertility factors such as sperm defects and erectile dysfunction. Special attention is needed for cases of tramadol abuse because most of these activities are carried out by teenagers.
Article Review: Analysis Of Artificial Sweetness In Food And Beverages: English Zakiyah, Wildani; Nurul Sa'adah, Cantika; Prasetyo, Fajar; Febiola Lubis, Christina; Lina Nurfadhila; Marsah Rahmawati Utami
Jurnal EduHealth Vol. 13 No. 02 (2022): Jurnal eduHealth, Periode Oktober - December, 2022
Publisher : Sean Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (366.02 KB)

Abstract

Artificial sweeteners are substances added to food and beverages with the aim of giving a sweet taste, having no nutritional value. The types of artificial sweeteners allowed by the Minister of Health are Cyclamate, Saccharin, Aspartame and Sorbitol. The method used in this paper is a literature review study. The total journals used in this article review are 14 journals. In several studies, the levels of artificial sweeteners contained in related foods are still within the limits permitted by the government, but in some studies there are still foods whose levels of artificial sweeteners exceed the permitted limits.
Standardization of Anthocyanin Compounds in Plants in Indonesia: Literature Review Agustin, Annastya Eka; Mierza , Vriezka; Annisa, Bunga Nur; Sa’adah, Cantika Nurul; Prasetyo, Fajar; Lubis, Christina Febiola
Jurnal EduHealth Vol. 13 No. 02 (2022): Jurnal eduHealth, Periode Oktober - December, 2022
Publisher : Sean Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (244.134 KB)

Abstract

Anthocyanins are secondary metabolites belonging to the flavonoid group which act as pigments or coloring agents in plants that give red, blue and purple colors to flowers, fruits and vegetables. Anthocyanins have several pharmacological activities such as antioxidants, anti-carcinogenic, preventing impaired liver function, anti-hypertensive, and anti-diabetic. The anthocyanin structure consists of an aglycone form which is sterified by several sugar groups (glycones) and acyl groups in several anthocyanin compounds. In an effort to maintain the standard of a drug made from natural ingredients, the process of standardization of active compounds can be carried out to guarantee and maintain safety, quality uniformity and efficacy. This review was conducted to identify the anthocyanins contained in an extract by means of thin layer chromatography (TLC), UV-Vis spectrophotometer, thin layer chromatography-densitometry, and high performance liquid chromatography (HPLC). The research methodology used is in the form of literature review with reference sources related to the review topic obtained from various sources, such as Pubmed, Science Direct, and Google Scholar.
Penegakan Sempadan Sungai Dalam Mengurangi Persoalan Rob Di Kota Pekalongan Farisi, Salman Al; Ningsih, Sri Puji; Samian, Samian; Arob, Izull; Prasetyo, Fajar; Ervi, Ervi
Pena: Jurnal Ilmu Pengetahuan dan Teknologi Vol. 37 No. 2 (2023): PENA SEPTEMBER 2023
Publisher : LPPM Universitas Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31941/jurnalpena.v37i2.3553

Abstract

Kota Pekalongan merupakan salah satu kota dengan sungai yang cukup banyak ada  lima sungai yaitu : Sungai Loji, Sungai Asem Binatur, Sungai Meduri, Sungai Bremi dan Sungai Kalibanger yang mengalir membelah kota pekalongan dan sungai sungai kecil yang mengalirkan air sampai dengan area laut lepas yang ada di pesisir pantai Kota Pekalongan. Dengan sungai-sungai yang mengalir di Kota Pekalongan  sungai ini mestinya dapat mengontrol ekosistem lingkungan hidup dan Persoalan banjir dan ROB yang terjadi di kota PekalonganPeraturan pemerintah No. 38 tahun 2011 Tentang Sempadan sungai dimana sungai mempunyai peran penting dalam penangana banjir dan ROB Melalui sempadan sungai berbagai macam faktor yang di timbulkan dari tidak  adanya sempadan di sungai-suangai yang ada di Kota Pekalongan Terutama dalam penanganan dampak banjir atau rob yang masih menjadi sebuah problematika besar yang ada di Kota Pekalongan.