This is a summary of the activities of the Geophysics Department of the Geodetic and Geophysical Institute in the framework of the Scientific School Earth Electro magnetism. Ten reports cover the most important topics and emphasize intercon nections between the different phenomena. The topics include interplanetary space, magnetosphere and ionosphere, electromagnetic waves in a wide spectrum, and electromagnetic induction, also within a wide range of frequencies and applications.
Standards & References
Part 1 of ANSI/ASA S12.60, Acoustical Performance Criteria, Design Requirements, and Guidelines for Schools, is applicable to core learning spaces and classrooms with interior volumes not exceeding 566 m3 (20 000 ft3) and to ancillary learning spaces of any volume.