1. (A) Isthmus
2. (A) people can work easily in other European union countries.
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The international conference on population and development was held in Cairo, Egypt in 1994.
Answer:
In geology, the term sial refers to the composition of the upper layer of Earth's crust, namely rocks rich in aluminium silicate minerals. It is sometimes equated with the continental crust because it is absent in the wide oceanic basins, but 'sial' is a geochemical term rather than a plate tectonic term.
Explanation:
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Answer:
Subducting forces played a crucial role in formation of the islands.
Explanation:
- These are known as the formation of Archipelago. Many thousands of islands that constitute the philippine island are an Icelandic arc and volcanic in origin.
- That is supposed to have been formed after the subduction of plates that collided together such as the Eurasian plate, Philippine Sea, and the Indo Australian plate.
- Being made up of 7,000 island groups. countries situated around the pacific ring of fire. Consist of 11 small islands while the rest are large islands that cover 90% of the surface area of the philippine plate and Luzon alone covers about 40,541 square miles.
- The original Icelandic arcs are known to have been colloidal earlier with the Sundaland forming a series of Archipelago. Melting of molten lava in the earth's crust leads to the formation of a series of chains that are seen today as the philippine islands.
