In the 1700s, james watt caused a revolution in transportation by improving the spinning mill. the steam engine. road construction. railroad cars.

Which of the following early north american cultures were known for building wigwams and longhouses? a. eastern cultures b. great plains cultures c. western cultures d. northern cultures

If a swimmer is traveling at a constant speed of 0.85 m/s, how long would it take to swim the length of a 50m olympic sized pool?

Which institution includes radio televisions and movies