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A material's half-value layer (HVL), or half-value thickness, is the thickness of the material at which the intensity of radiation entering it is reduced by one half. [1] HVL can also be expressed in terms of air kerma rate (AKR), rather than intensity: the half-value layer is the thickness of specified material that, "attenuates the beam of radiation to an extent such that the AKR is reduced ...
Under the K-12 Program, ICT is a strand subsumed under the Technology and Livelihood Education (TLE) and Technical-Vocational-Livelihood (TVL), which is one of the four tracks under the Senior High School Specialized Subjects. [8] This track also includes Agri-Fishery Arts, Home Economics, Industrial Arts, and TVL Maritime professional strands.
A Home Economics instructor giving a demonstration, Seattle, 1953 A training class 1985 at Wittgenstein Reifenstein schools. Home economics, also called domestic science or family and consumer sciences (often shortened to FCS or FACS), [1] is a subject concerning human development, personal and family finances, consumer issues, housing and interior design, nutrition and food preparation, as ...
The Technical-Vocational Education-based TLE is focused on technical skills development in any area. Five common competencies, based on the training regulations of the Technical Education and Skills Development Authority (TESDA), are covered in the exploratory phase (Grades 7 and 8): mensuration and calculation, technical drafting, use of tools and equipment, maintenance of tools and equipment ...
Switzerland draws a distinction between vocational education and training programmes at upper-secondary level, and professional education and training (PET) programmes, which take place at tertiary B level. In 2007, more than half of the population aged 25–64 had a VET or PET qualification as their highest level of education.
A high school senior classroom in the United States. Secondary education is the education level following primary education and preceding tertiary education.. Level 2 or lower secondary education (less commonly junior secondary education) is considered the second and final phase of basic education, and level 3 upper secondary education or senior secondary education is the stage before tertiary ...
Painstakingly, I reviewed the issues with Wakefield’s work that were obvious to doctors—even at the time—and presented my patients with the steady accumulation of data that failed to find ...
Most conceptions of education either explicitly or implicitly hold that education involves the relation between teacher and student. Some theorists give their characterization mainly from the teacher's perspective, usually emphasizing the act of transmitting knowledge or other skills, while others focus more on the learning experience of the ...