What is the gerund phrase in this sentence it is important to seal windows and doors properly to prevent heat or cold from escaping through gaps

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.

The essay sea stars by barbara hurd. what point is the author making by comparing a sea star missing an arm to a human losing a limb?

Read the passage. then, identify the theme that is supported by the passage. most ships cannot survive a terrible thunderstorm. the ocean is an angry beast that will tame any who try to control it. the gods have the power to control human destiny. men are willing to die to eat the delicious cattle of the gods.