Prince Henry the Navigator Aided Portuguese Exploration by

question 65

Multiple Choice

Prince Henry the Navigator aided Portuguese exploration by

• A) plotting new trade routes that enabled his country to become a trading empire.
• B) developing new sailing technologies that made trips to Asia shorter and faster.
• C) uncovering the lucrative market in North African horses.
• D) Defeating the Spanish for control of Africa's Gold Coast.
• E) convincing the pope to help finance his many expeditions.

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Definitions:

Weber's Law

A principle of perception that states the change in a stimulus that will be just noticeable is a constant ratio of the original stimulus.

Psychophysics

The scientific study of the relationship between physical stimuli and the sensations and perceptions they produce in the human mind.

Weber's Law

A principle that states the smallest change in a stimulus, such as weight or brightness, that can be detected is a constant proportion of the original stimulus's intensity.

Differential Threshold

The smallest detectable difference between two stimuli or the minimum change in intensity that a person can detect.