Which of the following is most true about federalism as practiced in the early history of united states?

Based on the map, which statement best describes the neighborhood of washington heights? (2 points) washington heights is a gated community. people of many ethnicities live in washington heights. restrictive covenants prevent most people from living in washington heights. dominicans have gentrified washington heights. washington heights is a dominican enclave.

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 law of increasing costs states that as a country produces less of one product and more of another, there is an increase in the resources needed to expand production of the second product.