What is the main cause of global warming?

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.,

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.

Imperial crisis inflation invasion pax romana great schismtrade during the , roman generals warred over succession. these conflicts drew soldiers away from the frontier and made the empire vulnerable to