In 1968 the average salary of men teachers in maintained schools in England and Wales was Â£1,646. I estimate that the last two pay settlements have raised this figure to about Â£1,880. The comparable figure at 31st March, 1963, was Â£1,244.
Two main tectonic structures are spreading centers and subduction zones. Spreading centers occur at the boundary between two plates that are moving apart, called divergent plate boundaries. Here the plate motion opens a gap between the plates and magma from the mantle rises up through it.
Basics â A floating zone is a zoning district that delineates conditions which must be met before that zoning district can be approved for an existing piece of land. Rather than being placed on the zoning map as traditional zones are, however, the floating zone is simply written as an amendment in the zoning ordinance. Thus, the zone floats until a development application is approved, when the zone is then added to the official zoning map.