Telecommunications has certainly been a big influence.
<u>Answer:</u>
<em>A. decreased trade with outside societies
</em>
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<u>Explanation:</u>
Agricultural yield is defined as the amount of production per unit area. Production are either in the food crops or cash crops, if the food crops or cash crops yields are increased, the settlements are established around the region because opportunity of income diversified and more. The population size is an increasing trend and labours are diversified, people get the sophisticated life and livelihood must be upgraded. Then they innovate the new technology in agriculture sector and it yields more than before, the region became self reliance in nature, they will export the surplus production via trade.
Our planet, Earth appears blue due to the mass amounts of water and lacks on its surface.
Answer:
1.1 year for any small rock.
Explanation:
- As the moon is frequently hit by the asteroid that directly impacts the surface and creates creators.
- As per the question if it takes about 20 of such impacts to remove the footprints lt by the apollo moon lander.
- Then it should take about one year as the moon has no atmosphere and is exposed to the solar winds.