Pluto Has an Atmosphere That Comes and Goes Over an Orbital

question 46

Multiple Choice

Pluto has an atmosphere that comes and goes over an orbital period, because

• A) the atmosphere escapes into space because of the low escape velocity from Pluto.
• B) the atmosphere is pulled away from the planet by interaction with its moon Charon.
• C) the atmosphere "freezes out" when Pluto is at its farthest from the Sun.
• D) chemical reactions between Pluto's atmosphere and gas expelled by its many volcanoes generate carbon dioxide, which is too heavy to stay aloft in the atmosphere.
• E) it is replenished by comet impacts at the far point of its orbit, and dissipates at the near point due to heat from the Sun.

Analyze the role of aquaponics in sustainable agriculture.

Understand the global trends in food production and the contributing factors to food insecurity.

Comprehend the impact of the Green Revolution and the need for sustainable agriculture methods.

Recognize the relationship between agriculture and critical environmental issues like soil degradation and water scarcity.

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Definitions:

Olds and Milner

Psychologists known for their discovery of the "pleasure center" in the brain through experiments involving electrical stimulation of the rat brain.

Physiological

Relating to the branch of biology that deals with the normal functions of living organisms and their parts.

Electrodes

Conductive materials or devices that are used to establish electrical contact with a nonmetallic part of a circuit, often used in scientific and medical applications to record or stimulate electrical signals.

Philosophical

Pertains to the study or exploration of fundamental questions regarding existence, knowledge, values, reason, mind, and language.