Buscar
Mostrando ítems 1-10 de 288
Abdominal obesity and low physical activity are associated with insulin resistance in overweight adolescents: a cross-sectional study
(Springer NatureAlimentación y Nutrición HumanaReino Unido, 2019)
Measurement of physical activity and sedentary behavior in national health surveys, South America
(Pan American Health Organization, 2022)
Objectives. To characterize how physical activity and sedentary behavior have been measured in national health surveys in South American countries. Methods. An extensive search was made for national health surveys from all ...
Perceptions of students after implementing peer instruction in an introductory physics course
(Springer Nature, 2019-12)
In the present work we carried out a qualitative educational research to assess the perceptions of a group of students that attended (weekly and non-mandatory) complementary classes of a physics course during 2017. In these ...
Relationship between intention to be physically active and after-school physical activityRelación entre la intención de ser activo y la actividad física extraescolarRelation entre l’intention d’être actif et l’activité physique extrascolaireRelacionamento entre a intenção de ser ativo e a atividade física fora da escolar
(Pontificia Universidad Católica del Perú, 2019)
The equatorial stratospheric QBO and geomagnetic activity
(Elsevier, 2005-12)
The quasi-biennial oscillation (QBO) of the zonal wind in the equatorial stratosphere is analyzed in connection to geomagnetic activity as measured by the disturbance storm time (Dst) index. A running correlation between ...
Two successive partial mini-filament confined ejections
(Elsevier, 2019-09)
Active region (AR) NOAA 11476 produced a series of confined plasma ejections, mostly accompanied by flares of X-ray class M, from 08 to 10 May 2012. The structure and evolution of the confined ejections resemble that of ...
Enjoyment, self-efficacy and physical activity level of children from Honduras and Costa RicaDisfrute, autoeficacia y nivel de actividad física de niños de Honduras y Costa Rica
(Universidad de Costa Rica, Sede de Occidente, 2023)
The geomagnetic semiannual anomaly on the four Dst-fundamental observatories: Dependences with Sun-Earth physical parameters
(American Geophysical Union, 2012-07)
The semiannual anomaly (also known as semiannual variation) on the magnetic activity is a phenomenon that produces clear minima during March and September and maxima in June and December on the horizontal components of the ...
Storage stability of freeze-dried arazá (Eugenia stipitata Mc Vaugh) powders. Implications of carrier type and glass transition
(Elsevier Science, 2020-01)
Arazá, a flavorsome fruit rich in antioxidants (phenolics/carotenoids/flavonoids/ascorbic acid) may be appropriate for preparing powdered-functional foods and beverages. Variations in water-activity (aw) and matrix physical ...