Which inventor improved techniques for using alternating current?

a. thomas edison

b. james watt

c. nikola tesla

d. george westinghouse

Which phrase describes one of the reforms the national convention made up to improve the lives of ordinary french people

Which of the following scenarios best shows the relationship between personal and civic responsibility? tara stays home on friday night to babysit her sister instead of going to a movie with her friends. theo asks neighbors to sign a petition asking the city council to lower the speed limit in their neighborhood to make it safer for children. natalie watches a presidential debate with her parents in order to complete a homework assignment for school. nick’s scout troop adopts a section of highway in their community to keep free from litter.

Why do many scientists suppose the land bridge theory of migration?