The flowchart below represents a system. What is the input in this system? A. sweat gland activity

B. body temperature

C. the brain

During world war 2 mexican workers came to the united states as part of the

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?

Which action bestillustrates the process of making an interpretation? a. a historian reads a secondary source about the cold war to find out the dates and locations of important historical occurrences. important historical occurrences, b. a historian publishes a popular article about racism in 20th- century south africa but does not cite any sources. c. a historian writes a textbook designed to teach college students about the duties of a professional historian. d. a historian reads speeches by english and french leaders during world war il to differentiate between their content and tone.