The increased migration and increased population that the united states saw during this era are examples of what

Acharge on imported goods is known as what kind of tax? income excise personal

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

The antiwar protests of the late-1960s contributed to which of these? the election of lyndon johnson passage of the voting rights act passage of the 26th amendment the geneva accords