EDUCATION: THEORY AND PRACTICE
Magnetic Properties
Sofija Blagojević, Lana Vujanović, Andreana Kovačević Ćurić
General Gymnasium of the Catholic School Centre in Banja Luka Bosnia and Herzegovina
https://doi.org/10.53656/nat2022-4.01
Abstract. Here will be explained and showed what magnetic properties and magnetism it self are…
FROM THE RESEARCH LABORATORIES
An Evaluation of Water and Gas Injections with Hydraulic Fracturing and Horizontal Wells in Oil-Saturated Shale Formations
Al-Obaidi S. H.1), Kamensky I. P.2), Hofmann M.1), Khalaf F. H.3)
1) Department of Petroleum Engineering, Mining University (Russia)
2) Scientific Research Center, SPB (Russia)
3) Department of Petroleum Engineering, Knowledge University, Erbil (Iraq)
https://doi.org/10.53656/nat2022-4.02
Abstract. A variety of methods are examined in this study in order to improve oil recovery from low-permeability heterogeneous reservoirs in oil-saturated shale deposits…
SCIENCE AND SOCIETY
Second Summer School on Space Research, Technology and Applications
Irina Gancheva
Sofia University
https://doi.org/10.53656/nat2022-4.03
Abstract. The Second Summer School on Space Research, Technology and Applications took place between 3 – 10 July 2022 at the National Astronomical Observatory (NAO) in Rozhen, Bulgaria...
EXPERIMENTS
„Tap, Tap Water“ Quantum Tunneling Demonstration
Katarina Borković, Andreana Kovačević Ćurić
General Gymnasium of the Catholic School Centre in Banja Luka, Bosnia and Herzegovina
https://doi.org/10.53656/nat2022-4.04
Abstract. Quantum tunneling is a phenomenon in which an atom or a subatomic particle appears on the other side of a potential barrier that should be impenetrable to the particle, given the difference between the kinetic energy of the particle and the potential energy of the barrier, the former being significantly lesser…
CURRICULUM MATTERS
Educational Standards for General Biology Education in the USA and In Bulgaria – Comparative Analysis
Maya Gacheva
Sofia University
https://doi.org/10.53656/nat2022-4.05
Abstract. Unlike the Bulgarian state the standards for educational content in the USA are regulated differently...
