Examlex
Suppose you start at the origin, move along the x-axis a distance of units in the positive direction, and then move downward a distance of units. What are the coordinates of your position?
Space Shuttle Challenger
The NASA space shuttle that tragically broke apart shortly after its launch in 1986 due to a failure in one of its solid rocket boosters.
Disaster
A sudden event, such as an accident or a natural catastrophe, that causes great damage or loss of life.
Flashbulb Memory
Highly detailed and vivid memory of an emotionally significant moment or event.
First Grade
The initial grade of primary education in many schooling systems, following kindergarten and typically involving children aged six to seven.
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