what is the name of the islands west of ecuador that famed scientist charles darwin spent a lot of time studying?

The standard deviation of a population is 3.2.what is the margin of error? enter your answer in the box.

__ has (or have) been one of the most common pull factors of migration within the united statesa. lack of humanityb. gamblingc. seafoodd. well paying jobs

This one too which statements describe attributes of an artesian well? check all that apply. requires a bucket uses natural pressure uses a mechanical pump is heated by hot rocks or magma has groundwater stuck between impermeable layers