HURRY I HAVE 20 MIN LEFT What were collcas? A. warehouses where surplus crops were stored
B. groups of families ruled by nobles
C. well-built roads that allowed the military to move quickly
D. labor taxes collected from conquered people

Look at the map of cities in the united states at the turn of the twentish century what impact did railroads have on cities across the united states at the turn of the twentish century

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

What groups are bryan drawing a contrast between ? check all that apply a. people in the city and people in the country b. people who are educated and people who are not c. people who are in favor of free silver and people who want the gold standard d. people who work and people who don't