About how much time passed between the period when Rome's government began to grow weak and the fall of Rome?

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

Which country’s foreign policy is designed to threaten u.s. economic superiority? china russia iran japan

What were abolitionist risking by speaking out and fighting for emancipation of slaves ?