The correct answer is oceanic; subduction
The lithosphere layer is above the asthenosphere, a layer that presents the rocks in a more pasty state, due to the high temperatures present inside the planet. The meeting zone between the lithosphere and the asthenosphere has an isotherm, that is, a constant temperature, which is approximately 1,200ºC. Thus, everything above this point of contact has sufficient temperatures to make the rocks remain rigid.
The balance of power can be maintained through <em>alliances. </em>This system allows the countries to plan and agree or disagree with decisions that concern each other. This way, a country that likes to emerge as a super power will be prevented itself from doing so.
The main source of air pollution in Japan is in- dustry. Recently, a rise in the number of motor vehicles using petroleum fuel has caused pollution from exhaust gases to be- come increasingly important. (According to the web)
<span>It was important because it sped up the delivery of goods
services to the public. Communication
improved making clear what was needed and that people understood each other
better. Inventions like the automobile,
steam engine boat and later planes made it faster to transport these goods and
products faster. Inventions like the
telephone also enabled to directly communicate with each other at a faster
pace. Today transportation of goods and
services are more advanced than they were with planes travelling from country
to country and the use of the internet and mobile devices have imporved communication
between buyer and seller.</span>
