Explain the benefits of the steam engine and the transcontinental railroad

In a complex task such as creating a website for learning, instructors may want to support the generation of multiple solutions in learners' peer feedback. anonymity may create a social context where learners feel freer to express varied ideas, and make the task of giving feedback less inhibited. however, teachers need to know just how anonymity impacts the learning dynamic in order to make informed choices about when anonymous configurations are appropriate in peer feedback. references: howard, c. d., barrett, a. f.,

Before tuberculosis was understood to be a communicable disease, and before the discovery of antibiotics to treat it, a major outbreak could kill or cripple a significant portion of a nation’s labor force. how would such an event affect the economy? illustrate the effect by dragging to shift either the aggregate demand curve or the long-run aggregate supply curve.

What extraordinary role does learning think we can play in the universe?