A Spaceship Is Designed to Support Animal Life for a Multiyear

question 60

Multiple Choice

A spaceship is designed to support animal life for a multiyear voyage to the outer planets of the solar system. Plants will be grown to provide oxygen and to recycle carbon dioxide. Since the spaceship will be too far from the sun for photosynthesis, an artificial light source will be needed. What wavelengths of light should be used to maximize plant growth with a minimum of energy expenditure?

• A) full-spectrum white light
• B) green light
• C) a mixture of blue and red light
• D) UV light

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Definitions:

Medicaid

A government healthcare program providing medical assistance to low-income individuals and families.

Medicare

A federal health insurance program in the United States for people aged 65 and older, and for some younger people with disabilities.

Health Benefits

The positive effects or outcomes on physical, mental, and social well-being obtained through healthcare services, good nutrition, exercise, and healthy lifestyle choices.

Government Transfer Program

Programs operated by governments to redistribute income across various segments of society, often from those with higher income to those in need, such as welfare or social security.