Why were many of the machines that sped up production and travel invented during the 18th and 19th centuries?
a. rulers were finally funding scientific research.
b. there was finally a need for scientific discoveries.
c. actually, most of them were produced during the 17th century.
d. there was a heightened interest in science during this time.

How did the theory of social darwinism impact immigrants? it inspired in the immigrants pride that they were able to survive the harsh conditions of their home countries to come to the united states. it demonstrated that immigrants were the most suitable candidates for factory work because they were the most likely to immigrate to rural areas. it encouraged assimilation of immigrants into the american culture through education that involved courses in english and american food and clothing. it provided new american immigrants with a clearly defined social support system to ensure that basic nutritional, educational, employment, and health care needs were met.

In relation to the september 11th attacks, the term ground zero refers to new york city. the pentagon. the shanksville, pennsylvania, memorial. the site of the world trade center. r

Identify they difference in plant domestication between mesopotamia and mesoamerica during the neolithic revolution