What was the consequence of central asian attacks in northern india beginning in 550?

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

Describe the causes and effects of the war powers act.

Pl hell mafter the civil war which president was called a "carpetbagger"? a.lincolnb.johnsonb. grant