The columbian exchange promoted the commercial revolution in europe by

Dalton developed the first model of the atom that showed the structure of the inside of an atom

Which of these innovations led to increased production in american factories in the early 1800s? a. the use of interchangeable parts b. the construction of canals c. the invention of the mechanical reaper d. the availability of electricity

56: 58 the assembly line was a system through which items were mass-produced in a flow.