Yazar "Kırıkkale Üniversitesi" için Matematik ve Fen Bilimleri Eğitimi Bölümü listeleme
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5. sınıflarda ses ve ışık ünitesinin öğretiminde bilgisayar destekli öğretimin öğrenci başarısına etkisi
Bu çalışmada, bilgisayar destekli öğretim (BDÖ) materyalinin ses ve ışık ünitesinde öğrencilerin başarı düzeylerine etkisi araştırılmıştır. Çalışma, Kırıkkale merkeze bağlı bir ilköğretim okulunda iki ayrı sınıfta toplam ... -
6.Sınıf Fen Bilgisi ve Fen ve Teknoloji Öğretim Programlarının Karşılaştırılmalı Olarak İncelenmesi: Öğretim Öncesi Görüşler
Demirbaş, Murat (2008)Türkiye’de modern fen öğretim programlarının geliştirilme çalışma-larının 1960’lı yıllarda başladığı görülmektedir. Günümüze kadar bir çok fen öğretim programının uygulamaları yapılmış ve 2005-2006 öğretim yılında 4. ve ... -
The adaptation of the pedagogical knowledge and skills survey into Turkish: Validity and reliability study
Gokcek, Tuba; Yilmaz, Aynur (Mehmet Tekerek, 2019)This research aims to adapt the Pedagogical Knowledge and Skills in Teaching (PKST) survey developed by Wong, Chong, Choy and Lim (2012) to Turkish. The participants of the study are 830 4th year students of education ... -
Aminopyrazole-substituted metallophthalocyanines: Preparation, aggregation behavior, and investigation of metabolic enzymes inhibition properties
Guzel, Emre; Kocyigit, Umit M.; Arslan, Baris S.; Atas, Mehmet; Taslimi, Parham; Gokalp, Faik; Gulcin, Ilhami (Wiley-V C H Verlag Gmbh, 2019)The synthesis, characterization, aggregation behavior, theoretical studies, and investigation of antimicrobial, antidiabetic, and anticholinergic properties of 4-(2-(5-amino-4-(4-bromophenyl)-3-methyl-1H-pyrazol-1-yl)eth ... -
An analysis of the realization rate of affective objectives of science and technology curriculum
Demirbaş Murat; Yağbasan Rahmi (2009)By the help of science education not only cognitive learning but affective learning is also contributed. To be able to gain the qualities in a field, an individual should be interested in that field, consider that field ... -
Aqua(di-2-pyridylamine-kappa 2 N 2,N 2')(pyridine-2,6-dicarboxylato-kappa 3 O 2,N,O 6)zinc monohydrate
Durkaya, Figen; Dege, Necmi; Demirtas, Gunes; Ucar, Ibrahim (Wiley-Blackwell, 2011)In the title compound, [Zn(C7H3NO4)(C10H9N3)(H2O)]center dot H2O, the ZnII atom has a distorted octahedral coordination geometry. One of the water molecules is coordinated with the ZnII ion and this molecule forms an O-H...O ... -
Augmented reality in science laboratories: The effects of augmented reality on university students' laboratory skills and attitudes toward science laboratories
Akcayir, Murat; Akcayir, Gokce; Pektas, Huseyin Mirac; Ocak, Mehmet Akif (Pergamon-Elsevier Science Ltd, 2016)This study investigated the effects of the use of augmented reality (AR) technologies in science laboratories on university students' laboratory skills and attitudes towards laboratories. A quasi-experimental pre-test/post-test ... -
Basit elektrik devreleriyle ilgili bilgisayar destekli uygulamaların deneysel süreç becerilerinin gelişimine etkisi
Ulukök, Şeyma; Çelik, Harun; Sarı, Uğur (2013)Simülasyon ile desteklenen fen ve teknoloji laboratuvar uygulamalarının öğrencilerin deneysel süreç becerilerine etkisinin incelendiği bu araştırma için Sınıf Öğretmenliği Anabilim Dalı ikinci sınıfta öğrenim gören 30 ... -
Convenient synthesis of disubstituted tacrine derivatives via electrophilic and copper induced reactions
Ekiz, Makbule; Tutar, Ahmet; Okten, Salih (Pergamon-Elsevier Science Ltd, 2016)The bromination of 2-aminobenzonitrile (2) with molecular bromine (2 equiv) furnished 2-amino-3,5-dibromobenzonitrile (7) in 98% yield. One-pot syntheses are described for dibromotacrine derivatives (6,14-18) utilizing ... -
Crystal structure of N-[(1Z)-1-(3-methyl-3-phenyleyclobutyl)-2-thiomorpholin-4-ylethylidene] thiourea
Sari, Uğur; Yılmaz, İpek; Çukurovalı, A.; Güven, Kutalmış; Aksoy, İlhan (Wiley-V C H Verlag Gmbh, 2005)The crystal structure of N-[(1Z)-1-(3-methyl-3-phenylcyclobutyl)-2-thiomorpholin-4-ylethylidene] thiourea (C18H26N4S2) has been determined by X-ray crystallographic techniques. The compound crystallizes in the orthorhombic ... -
Detection of mechanism and anticancer activity of the new quinoline compounds MC20 and MC21
Koprulu, Tugba Kul; Tekin, Saban; Okten, Salih; Cinar, Merve; Duman, Seda; Cakmak, Osman (Elsevier Science Bv, 2014)… -
Determination of anticancer activities of some quinoline derivatives against C6 tumor cells
Sahin, Onem Yuce; Okten, Salih; Tekin, Saban; Cakmak, Osman (Elsevier Science Bv, 2012)… -
Determination of anticancer and antibacterial activities of disubstituted tacrine derivatives
Ökten, Salih; Aydın, Ali; Tutar, Ahmet (2019)The present study describes the biological features of disubstituted tacrine derivatives using cell proliferation andcell cytotoxicity assays. The abilities of tacrine derivatives to inhibit microbial growth and to interact ... -
Development of science laboratory entrepreneurship scale
Çelik H.; Bacanak A.; Çakir E. (Ekip Buro Makineleri A., 2015)The concept of entrepreneurship is a relatively recent concept introduced into educational programs and educational literature and the current study was conducted to determine the entrepreneurship characteristics possessed ... -
(E)-3-[(2-Methyl-4-nitrophenyl)iminomethyl]-1-benzothiophene
Inac, Hasan; Dege, Necmi; Gumus, Sumeyye; Agar, Erbil; Soylu, Mustafa Serkan (Wiley-Blackwell, 2012)In the title conpound, C16H12N2O2S, the 1-benzothiophene residue and the substituted benzene ring are oriented at a dihedral angle of 53.36 (6)degrees. The molecular conformation features a short C-H center dot center dot ... -
Effect of heat treatment on the microstructures and mechanical properties of Al-5.5Zn-2.5Mg alloy
Acer, Emine; Cadirli, Emin; Erol, Harun; Kirindi, Talip; Gunduz, Mehmet (Elsevier Science Sa, 2016)The Al-5.5 Zn-2.5 Mg (wt%) ternary alloy was prepared using a vacuum melting furnace and a casting furnace. Microstructural and mechanical properties of the alloy were investigated as-cast and under heat-treated conditions. ... -
Effect of heat treatments on the microhardness and tensile strength of Al-0.25 wt.% Zr alloy
Cadirli, Emin; Tecer, Hicran; Sahin, Mevlut; Yilmaz, Elif; Kirindi, Talip; Gunduz, Mehmet (Elsevier Science Sa, 2015)In the present work, the effect of heat treatments on the microhardness and tensile properties of the Al-0.25 Zr (wt.%) alloy have been investigated. The Al-0.25 Zr (wt.%) alloy was melted in a vacuum furnace, and the ... -
The effect of interactive whiteboard supported inquiry- based learning on achievement and motivation in physics and views of prospective teachers toward the instruction
Sarı, Uğur; Güven, Gamze Bakır (2013)Bu çalışmada, sorgulamaya dayalı öğrenme yaklaşımına uygun etkileşimli tahta destekli modern fizik öğretiminin akademik başarı ve motivasyona etkisi incelenmiş ve öğretmen adaylarının etkileşimli tahta destekli öğretime ... -
Effect of Mn content on the austenite-martensite phases and magnetic properties in Fe-Mn-Co alloys
Sari, U.; Kirindi, T. (Elsevier Science Sa, 2011)The influence of the Mn content on the magnetic properties and microstructure of the Fe-Mn-Co alloys has been investigated by means of scanning electron microscopy, transmission electron microscopy, X-ray diffraction, and ... -
Effects of aging on the microstructure of a Cu-Al-Ni-Mn shape memory alloy
Sari, U.; Kirindi, T.; Ozcan, F.; Dikici, M. (Springer, 2011)The influence of aging on the microstructure and mechanical properties of Cu-11.6wt%Al-3.9wt%Ni-2.5wt%Mn shape memory alloy (SMA) was studied by means of scanning electron microscopy (SEM), transmission electron microscopy ...