Humans Experience the Longest Visible Electromagnetic Waves as the Color

question 154

Multiple Choice

Humans experience the longest visible electromagnetic waves as the color ________ and the shortest visible waves as ________.

• A) blue-violet;red
• B) red;green
• C) red;blue-violet
• D) black;white

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Definitions:

Absolute Advantage

The advantage conferred on an individual or country in an activity if the individual or country can do it better than others. A country with an absolute advantage can produce more output per worker than other countries.

Ricardian Advantage

A theory in economics that suggests countries should specialize in producing and exporting goods in which they have a relative productivity advantage.

Opportunity Cost

The sacrifice of gains that could have been obtained from alternative choices when one is selected.

Tractors

Farm vehicles designed for high torque at low speeds, used primarily for hauling machinery and trailers in agricultural settings.