What eventually led to the abandonment of Jamestown? famine
a civil war
malaria-carrying mosquitoes
riots started by slaves

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

How have a past president and our current president abused the powers granted to the president of the united states by the constitution and the people ?

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?