The construction is aqueducts
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Definition: U-shaped valleys form through glacial erosion. Glaciation develops in established v-shaped river valleys where the ice erodes the surrounding rocks to create a “U” shaped valley with a flat bottom and steep sides. Glacier movement is driven by gravity
Answer:
The winter solstice occurs during the hemisphere's winter. In the Northern Hemisphere, this is the December solstice (usually 21 or 22 December) and in the Southern Hemisphere, this is the June solstice (usually 20 or 21 June).
Explanation: hope this helps u
<span><span> V = d/ t
</span><span> t = v/d
-> 2.00 * 10 ^ 10 s
divide by 3600 and by 24 to get days
->232414 days
divide by no of days in a year
giving 636 years approx. </span></span>
Answer: sorry I don't speak that
Explanation: