Suppose you hang one end of a beam from the ceiling by a rope and the bottom of the beam rests on a frictionless sheet of ice. The center of mass of the beam is marked with a black spot.

I’m robert frost poem “mending wall”, what does the narrator have on his side of the wall? a. a pine forest b. a cow farm c. an apple orchard d. a rabbit nursery

Based on this excerpt the authors are most likely to attempt to answer which question

How does this excerpt develop the central idea that espionage during the civil war was often carried out by untrained citizens? it enhances the reader’s understanding by explaining why training was unnecessary. it changes the reader’s perception of what information a spy was able to obtain. it explains an ordinary person’s motivation for conducting espionage against the enemy. it adds moral complexity to espionage, due to the use of secret and dangerous methods.