A. Answer the following questions briefly: 1. What is an alloy? How did the discovery of iron help early man?
2. Who invented the steam engine? What was its use?
3. What do you mean by Industrial Revolution? What were its effects?
4. Name any three alternate sources of energy.
5. What is biogas? How is it used?​

Saade, morin, and thomas (2012) describe critical thinking as the mental processes of discernment, analysis, and evaluation applied to information in order to achieve a logical final understanding and/or judgment. describe your approach to breaking down information into component parts to better understand the characteristics of a statement, concept, or problem. how might outlining to develop understanding? how do you know when to reach beyond previous experience and seek out other sources of information to enhance your understanding of the work in front of you? (this response does not require research support.)

What city was divided between communism and democracy/capitalism after world war 2

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?