which waves are also called forward back waves waves ?
Answers
Answer:
Wave motion, propagation of disturbances—that is, deviations from a state of rest or equilibrium—from place to place in a regular and organized way. Most familiar are surface waves on water, but both sound and light travel as wavelike disturbances, and the motion of all subatomic particles exhibits wavelike properties.
Answer:
Explanation:
the forward waves of new technology, with promising potential for underdeveloped regions, there can be side currents, eddies and backwash. Developing countries frequently experience relative disadvantages - economic and other - in acquiring technology from the advanced nations. Should South Africa be any different? The theme of this short paper is caution towards the unruly interplay of international and local business interests, centralised political decision-making, and disadvantaged populations, in the sale and acquisition of photovoltaic (PV) technology for developmental purposes.
Within South Africa one finds levels of poverty, disorganisation and powerlessness comparable with other underdeveloped regions in Africa, alongside a vigorous if unevenly developed core industrial economy. In general, South Africa is notable for inequality; its Gini coefficient (an indicator of economic inequality) is among the highest measured in the world (Wilson, 1990:234). In particular, extremes of political and social poverty are contained within “homelands”, regions which were created by the SA government according to well known policies of ethnic separatism. These “homelands” (variously termed bantustans, reserves, national states, etc.) have served primarily as reservoirs of labour for the core SA economy and as geo-political containments for underdevelopm