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طريقة عمل قالب رملي معالج مع مادة الرزن لإنتاج مصبوبات برونزية
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أن استخدام طريقة الشمع المفقود و الصب بالرمل كان ولا يزال ، قديماُ و تقنياته قديمة وغير مطورة لذا تم التركيز على طريقة الصب بالرمل الذي أعتاد الحرفيون ، غالباً على أستخدامه لسهولة عمله وتدني الكلفته ، ولكن تبقى هذه القوالب محدودة الإمكانيات و كفاءتها محدودة و تنهدم بسهولة ولا يمكن نقلها أو تحريكها من مكان لآخر .ولكن باستخدام مادة البولستر رزن كرابط مع رمل المقالبة هو العنصر الجديد الذي سيحسن كثيراً من أداء هذه القوالب ويمنح الرمل المعزز بالرزن قوة عالية إذ يمكن نقله و تحريكه من دون أن ينهدم و كذلك تحسين سطح المسبوكة البرونزية وكفاءة القالب ، الذي هو موضوع بحثنا هذا
 
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Publication Date
Tue Sep 13 2022
Journal Name
جامعة بغداد/ كلية التربية للعلوم الصرفة - ابن الهيثم
اثر انموذج تسريع التعلم في تحصيل مادة الرياضياتوالتفكير المحوري لدى طالبات الصف الثالث المتوسط
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Publication Date
Sat Feb 09 2019
Journal Name
Journal Of The College Of Education For Women
Health Situations Teaching Of Biology The Manner Teaching Its Relation To Ability Mind and Students Technical Medical Institute
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The Present study aims at answering the following questions:
1-What is the level of the teaching style of biology teachers who teach (human and his
health)

2-what is the level of healthy attitude to the teachers of biology who teach (human and his
health).
3- is there any relation between the teaching style of biology teachers who teach (human and
his health)and their student's Ability Mind.
4- is the any relation between the level of the healthy attitude to the teachers of biology who
teach (human and his health).
The researcher made the following for the purpose of answering the question of the study:
1-The card of observing the level of the teaching style (lecture style )to the teachers of
biology

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Publication Date
Mon Feb 04 2019
Journal Name
Journal Of The College Of Education For Women
Effect of Active Learning Strategy on Mathematical Concepts Acquisition in Mathematics for Fourth Grade Primary
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Learn new methods of teaching mathematics contribute to raising the level of pupils to acquire mathematical concepts primary stage
Attempt advancement in the level of mathematics teaching for the better through the use of modern teaching strategies. The research aims at the progress in the acquisition of mathematical concepts schoolgirls after subjecting the fourth grade to teach in active learning strategies, the number of research sample (60) schoolgirl, by (30) schoolgirl experimental group and 30 pupils of the control group. Clear from the results shown the presence of a statistically significant difference between the acquisition of concepts of schoolgirls two groups (experimental and control) for the benefit of pupils of the exp

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Publication Date
Sun Sep 27 2020
Journal Name
Journal Of The College Of Education For Women
The Effectiveness of PDEODE Strategy in Acquiring Historical Concepts in the Subject of History for Students of the Fourth Literary Grade
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The research aims to know (the effect of the pdeode strategy) in acquiring historical concepts among the fourth-grade literary female students in the history module. To achieve the goal of this research, the following null hypothesis was formulated. There is no statistically significant difference at the level of (0.05) between the average scores of the experimental group students, who study history according to the PDEODE strategy, and the average scores of the control group students who study the same module in the traditional way of the historical concepts acquisition test.The researcher chose the experimental method for the current research and adopted the experimental design of partial control with a post-test, which depends on the

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Crossref
Publication Date
Sun Mar 19 2023
Journal Name
Journal Of Educational And Psychological Researches
The Effect of the Alternative Evaluation Strategy on the Achievement of Fourth-Grade Female Science Students in the Subject of Biology
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Abstract

The aim of the current research is to identify the Effect of the alternative evaluation strategy on the achievement of fourth-grade female students in the subject of biology. The researchers adopted the zero hypothesis to prove the research objectives, which is there is no statistically significant difference at the level (0.05) between the average scores of the experimental group who study according to the alternative evaluation strategy and the average scores of the control group who study in accordance with the traditional method. The researchers selected the experimental partial adjustment design of the experimental and control groups with the post-test. The researchers intentionally selected (Al-fed

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Publication Date
Thu Dec 19 2019
Journal Name
مجلة العلوم النفسية
Employment of the Roundhouse Strategy and its Impact on Academic Achievement and Core Thinking
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The aim of this research is to employ the roundhouse strategy to study its impact on the students achievement of the 10th grade in physics and their core thinking. After the application of the research experience and gaining data, which was processed statistically using the statistical packages program (SPSS). The results of the researcher revealed the superiority of the students of the experimental group who studied using the roundhouse strategy on the students of the control group who studied the usual method in the achievement test. As results showed that there were statistically significant differences between the average scores of the experimental group and the average scores of the control group students in the core thinking test and

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Publication Date
Sun Jul 01 2018
Journal Name
Journal Of Educational And Psychological Researches
Teaching difficulties of cities geography as perceived by female student
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The research aims to explore the difficulties that encounter teaching geography of cities as perceived by female students. A total of (113) third stage female students / Geography Dept / college of education for women were chosen as a sample for the study. To collect the required data, a questionnaire was used as an instrument; it consisted of six parts represent teaching difficulties. It was a three-point Likert scale instrument with 1 signifying ‘main difficulty, 2 ‘sub-difficulty, and 3 ‘no difficult'. The difficulties organized in descend order, to analyze data, SPSS tool was used. The results revealed that the difficulties of content ranged (2.15-1.18), difficulties of education techniques ranged (2.47-2.04), difficulties of t

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Publication Date
Thu Jan 01 2009
Journal Name
Journal Of Educational And Psychological Researches
أثر استعمال الحاسوب في تحصيل طالبات الصف الخامس الاعدادي في مادة تلاوة القرآن الكريم
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مشكلة البحث:-

                     ان التربية الاسلامية كانت وماتزال تدرس بطرائق لاتتناسب مع ما توصل اليه البحث العلمي في الميدان التربوي في الوقت الحاضر ومن اجل النهوض بهذه المادة وتطويرها لابد من اتباع الطرائق الصحيحة والمناسبة لتدريسها واعطائها حقها في حسن الاعداد وحسن العرض , لذا تطلب البحث عن احدث الاساليب والطرائق التي تثير اهتمام الط

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Publication Date
Thu Mar 01 2018
Journal Name
الاستاذ
أثر استراتيجية المماثلة في تحصيل مادة الكيمياء والذكاء الانفعالي لطلاب الصف الخامس العلمي الاحيائي
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هدف البحث الى الكشف عن فاعلية استراتيجية المماثلة في تحصيل مادة الكيمياء والذكاء الانفعالي لطلاب الصف الخامس العلمي الاحيائي. وتكونت عينة البحث من (28 ) طالبا من طلبة الصف الخامس العلمي الاحيائي في اعدادية الشاكرين للبنين, التابعة لمديرية تربية بغداد – الكرخ الثانية, موزعين بين شعبتين بالتساوي, شعبة (أ) وهي المجموعة الضابطة التي درست على وفق الطريقة الاعتيادية, وشعبة ( ب) وهي المجموعة التجريبية والتي درست على و

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Publication Date
Sun Jul 07 2013
Journal Name
Journal Of Educational And Psychological Researches
Effect of Using Computer in Getting and Remaining Information at Students of First Stage in Biology Subject
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Effect of Using Computer in Getting and Remaining Information at Students of First Stage in Biology Subject MIAAD NATHIM RASHEED LECTURER Abstract The recent research goal is to know the influence of computer use to earn and fulfillment information for students of first class in biology material and to achieve that put many of the zeroing hypothesis by researcher as follow: There were no differences between statistical signs at level (0,05) between the average students' marks who they were study by using computer and between the average student ' marks who they were study in classical method of earning and fulfillment. The researcher chose the intentional of the medical technical institute that included of two branches the first class (A

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