Why did dred scott sue his master for his freedom?

1. he had escaped to a free state and wanted to secure his freedom.
2. he was taken to the free state of illinois and lived there for many years.
3. he was hoping to have slavery abolished in the south.

Analyze the maps from the previous section, then identify and discuss which two maps show the biggest move from colonialism to independence.

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 economic sector employs the least number of people in mexico, barbados, and venezuela? a. agriculture b. services c. industry