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Year XXX, Issue 2, 2021<<Archive>>

From thе Rеsеаrch Lаborаtoriеs

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INVESTIGATION OF \(^{238}\)U, \(^{234}\)U AND \(^{210}\)PO CONTENT IN SELECTED BULGARIAN DRINKING WATER

The radioactivity of selected sources of drinking water in Southern Bulgaria was investigated using \(^{238}\)U, \(^{234}\)U AND \(^{210}\)Po activity measurements and dose calculation, respectively. The activities of \(^{238}\)U, \(^{234}\)U AND \(^{210}\...

drinking water; natural radioactivity; \(^{238}\)U; \(^{234}\)U; \(^{210}\)Po; annual effective dose

Tеаching Еfficiеncy

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THE REFLECTIVE SKILL – CONSTRUCTIVE-PROGNOSTIC ANALYSIS IN METHODOLOGICAL CONTEXT

In historical aspect, the skill is among the key categories in the realm of human practice, which are often an object of different researches – psychological, pedagogical, and last but not least methodological. This is a fact, because the skill is a vital term...

reflective skill; relationships in the cognitive experience; technology quality
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METHODOLOGICAL FRAMEWORK TO DEVELOP MEANING FORMATION CATEGORIES IN METHODOLOGY OF BIOLOGY EDUCATION

Science could be thought as mature in cases it obtains clear terminology and methodology i.e. recognizable scientific language and object to be researched. The integrative sciences, such as the methodology of biology education, face the challenge to look for...

categories; methodology of biology education; scientific methodological framework

Еducаtion: Thеory аnd Prаcticе

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FIRST STEPS IN QUANTUM PHYSICS: BASICS – 2. MODEL EXAMPLES (SQUARE WELLS)

Cases of a particle in a one-dimensional square well – infinitely deep and with finite depth – are also analyzed in detail. As an example, the adsorption of a hydrogen atom on a metal surface by a qualitative and accurate solution of the problem is considered.

quantum physics; square well; metal surface; adsorption

Curriculum Маttеrs

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FUNCTIONAL ANALISIS OF DESING OF PEDAGOGICAL DECISION AS PROFESIONAL SKILL

A part of a professional teacher’s competency is making the pedagogical design in the territory of the defined situation and includes numerous skills that function as a whole and are visible in final result related to evaluation and choice of educational resou...

professional skills; biology teacher; pedagogical solution

Nеw Approаchеs

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A STUDY ON REFLECTION WITH 15 – 17 YEAR OLDS IN SCHOOL BIOLOGY EDUCATION IN AN INTELLECTUAL AND PERSONALITY ASPECT

The report highlights into an empirical study of the intellectual and personality reflection correlations with 15 to 17- year old students in school biology education. The experiment draws upon two research groups, control group consisting of 80 students and a...

correlation; intellectual reflection; personal reflection; reflective approach; reflective technology
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