The Chilean earthquake on February 27, 2010 shortened Earth’s rotation rate by 1.27 microseconds. How many days will it take for our clocks to be off by 1 second?

Awatershed is a piece of land that drains water into a particular stream, lake, or river. which of the following factors often negatively impacts the water quality in a watershed? a.) wetlands b.) pollution c.) irrigation d.)rainfall

According to the united nations refugee agency, more than 2/3 of the world's refugees come from just five countries. which country is not on that list? a) turkey b) myanmar c) afghanistan d) south sudan

What is the theme of "the story of the fisherman"?