Perspectives on the assessment of practical work

Abstract

Cosmic raysAlthough it is seventy years since cosmic radiation H B S discovered and a great deal is known about its nature. the origin o f cosmic rays remains unclear. The supernovae in the Galaxy have long been postulated as the source: new evidence is now added to that view. E D C Bhat er U / New Scientist 1986 6th Fehruary pp48-51 Submarine optics A useful account of submarine optical communications cabling.E D

Tendencias actuales en el currículo de ciencias

“…En relación con la evaluación de las habilidades hay que citar la gran cantidad de investigación que se está realizando en torno a la evaluación de los trabajos prácticos (Farmer-Frazer 1985, Fairbrother 1986b, Alberts et al 1986).…”