Eratosthenes Was the First Person to Accurately Estimate the Size

question 13

Multiple Choice

Eratosthenes was the first person to accurately estimate the size of the Earth.He accomplished this feat by

• A) sailing around the world and estimating his average rate of travel.
• B) comparing the length of an Earth day with the distance between the Earth and the Sun.
• C) measuring the severity of the greatest earthquakes.
• D) observing shadows cast simultaneously at two different cities that were separated by a known distance.

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Definitions:

Sudden Travel

The act of quickly moving or being moved from one location to another without prior planning or preparation.

Magnification

In cognitive psychology, it refers to a distortion where an individual exaggerates the negatives or minimizes the positives of a situation.

Beck

Beck commonly refers to Aaron T. Beck, a psychiatrist known for developing cognitive therapy, a foundation for cognitive-behavioral therapy.

Cognitive Psychologist

A professional in psychology who studies mental processes such as "attention, language use, memory, perception, problem solving, creativity, and thinking."