What was one reason Thomas Edison was so productive? He had an automated assembly line that sped up production of his inventions.

He used hundreds of typewriters and electric telegraphs inside his laboratories.

He had a system of note-taking that was impossible for other businessmen to read.

He had an “invention factory” that became a model for research laboratories.

The line dividing regions 4 & 5 on this map is known as the "fall line." which of these represents an important factor of the fall line in georgia history? a) it was the first boundary of the georgia after it became a state. b) it was an important source of power due to a change in elevation. c) it was once home to major cities that have since become abandoned. d) it was a dividing line between the united states and native american territories.

What is intervention ? in government terms

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western