What is the meaning of the word ebb

It's to know your purpose before you read something because a purpose can:

Read the passage from sugar changed the world. but there is another story as well. information about sugar spread as human knowledge expanded, as great civilizations and cultures exchanged ideas. in fact, while sugar was the direct cause of the expansion of slavery, the global connections that sugar brought about also fostered the most powerful ideas of human freedom. how do the details in this passage support the authors’ purpose? the details about the expansion of sugar inform readers about how widespread the use of sugar was. the details about human knowledge inform readers about how humans learned about sugar. the details about ideas and global connections persuade readers that sugar’s story has multiple consequences. the details about the spread of information about sugar entertain readers with stories of travel.

Read the excerpt from “to one in paradise,” by edgar allan poe. thou wast all that to me, love . . a fountain and a shrine, all wreathed with fairy fruits and flowers, and all the flowers were mine. how does poe use a sound device in the excerpt? he uses assonance to connect the images of architecture. he uses alliteration to draw attention to the images of his love. he uses cacophony to create a discordant sound of loss. he uses internal rhyme to enhance the rhythm of his lyrical poem.