Answer:
For hierarchy- it is a system or organization in which people or groups are ranked one above the other according to status and authority.
And for balance- a condition in which different elements are equal or in the correct proportions.
For the meaning balance there are a lot of definitions!
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Answer:<span> Kraków is in Poland. It is also the second largest city there.
I hope this helps you
-Chris </span>
<span>n 1895 an eruption happened and the volcanic ash was heavy enough to poison the land and kill livestock, especially in the East Fjords of Iceland.The eruption occurred from the SE corner of the caldera. The eruption formed Viti crater. Farmland was damaged by the eruption. Also, this is the largest eruption for this volcano.<span>
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Igneous rocks are formed as magma solidifies on the earth surface.
The process that might have formed this rock is:
A. melting underground, violent volcanic eruption, and solidification above ground
<h3>Igneous Rocks</h3>
Igneous rocks are known to be rocks that are formed when the magma melts underground and rises up to the earth surface via volcanic eruptions.
When they rise to the earth surface, they cool and solidify. This process will then result to the production of crystals.
Intrusive and extrusive rocks are formed in this process.
Learn more about igneous rocks on brainly.com/question/20538428
Radio waves are electromagnetic waves and as such travel at the speed of light. Waves emitted a century ago would be 100 hundred light years away. A light year is the distance light travels in one year. In one year light travels about 5.9 trillion miles. therefore the waves traveled about 590 trillion miles in a century.