How was the encomienda system in the Caribbean successful in fulfilling some of its main purposes? (Need about 3 points please)

What two bodies of water were connected by the panama canal

What potential crisis did eleanor roosevelt resolve on behalf of president roosevelt

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal