Science is not Karl's favorite subject, and science projects cause him a great deal of anxiety. He feels better in the realm of historical research, where he can draw conclusions from a variety of clearly subjective pieces of dataBut, after researching climate change for a report, Karl realized that you don't have to be a science expert to become informed about a topic like this one. He became quite knowledgeable about the issues and about what aspects of the science are vital to the ongoing public debate about the topic. He now dedicates a good deal of time to encouraging others to reduce their possible contributions to this global problem Apply Karl's situation and insights to some other person or issue in your life. How might having a fair understanding of some scientific topics help us be responsible citizens in light of critical global issues such as climate change?

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Which word best describes the author's tone in this excerpt from "that spot" by jack london? i don’t think much of stephen mackaye any more, though i used to swear by him. i know that in those days i loved him more than my own brother. if ever i meet stephen mackaye again, i shall not be responsible for my actions. it passes beyond me that a man with whom i shared food and blanket, and with whom i mushed over the chilcoot trail, should turn out the way he did. i always sized steve up as a square man, a kindly comrade, without an iota of anything vindictive or malicious in his nature. i shall never trust my judgment in men again. why, i nursed that man through typhoid fever; we starved together on the headwaters of the stewart; and he saved my life on the little salmon. and now, after the years we were together, all i can say of stephen mackaye is that he is the meanest man i ever knew. a. excited b. ironic c. indignant d. playful

In his nobel prize acceptance speech, elie wiesel uses ethos and pathos to achieve his purpose. describe wiesels purpose in this speech. then explain how he uses either ethos or pathos to achieve this purpose. be sure to use specific details from the speech to support your ideas.