Examlex
At about what frequency is Earth struck by a meteorite large enough (about 10 km in diameter) to cause mass extinctions?
Social Media
Online platforms and technologies that facilitate the sharing of ideas, interests, and information through virtual networks and communities.
Academic Achievement
Academic Achievement refers to a student's success in meeting short or long-term goals in education, often measured by grades, tests scores, and other criteria.
Unhappiness
A state of sadness or dissatisfaction with life’s circumstances.
Violent Crime
involves behavior that intentionally threatens, attempts, or actually inflicts physical harm on others.
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