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objects made or used by people long ago
The explorers found prehistoric artifacts in the cave.
to move something carefully
The movers had to maneuver the couch through the narrow doorway.
separated, or kept apart from the main group
Until 1954, public school students in some states were legally segregated by race.
unjust behavior toward others based on differences such as age, race, and gender
In 1955, Rosa Parks stood up to discrimination by refusing to give up her seat on a bus in Montgomery, Alabama.
a written plan for a law that is debated by lawmakers
After the U.S. Congress passes a new bill, it goes to the President, who decides whether to sign it into law.