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5 questions
Choose the sentence best expresses the central idea of the section "Greasy, Itchy, and Stinky."
Humans began making soap 5,000 years ago.
Using soap on your body used to be an unpleasant experience.
Soap used to be made of fat and ash.
Soap has not changed much over time.
Consider the line: "But these new soaps were very expensive - a luxury that most people could not afford." Context clues reveal that a luxury is something...
that adds to one's pleasure or comfort, but is not absolutely necessary.
useful.
hard to find.
unfair.
The sidebar "Clean Time Machine" helps readers understand that
soap hasn't changed much over the years.
humans have been searching for ways to keep clean for a long time.
soap used to smell bad.
hand sanitizer is now more popular than soap.
Which led to the improvement of hygiene in America over time?
the invention of sweet-smelling soap
the invention of Aleppo soap
a better understanding of what causes diseases
the belief that bathing could make you sick
Both "The Dirty History of Soap" and "Lending a Clean Hand" support the idea that
people in the past did not frequently bathe.
soap has existed since ancient times.
the way soap is made has changed over time.
soap and disinfectants like hand sanitizers play an important role in our lives.
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