The development of the steam locomotive had a positive impact on America. Goods could now be transported across the country more cheaply and quickly. There was also the added bonus of job creation.
The steam locomotive provided faster land transportation.
www.google.com how does iPhone affect people?
How does the physical environment of a place affect the development of its culture
cause they can
It gives more people jobs
they made people have boyfriends
it is the big boy people
cause they can
Genetics do directly affect a person's potential for muscular development, but also note that most people have quite similar genetics in this respect. Most people respond similarly to exercise.
The climate.
it benefited travelers and poor people
the bering land bridge that allowed people to cross from asia to america