The MOST Geologically Active Object in the Planetary System at the Present

question 114

Multiple Choice

The MOST geologically active object in the planetary system at the present time is

• A) Io, a moon of Jupiter.
• B) Earth's Moon.
• C) Triton, a moon of Neptune.
• D) Mars.

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Definitions:

Right Ventricle

The chamber within the heart that pumps deoxygenated blood to the lungs through the pulmonary artery.

Ventilations

The provision of fresh air to a room, building, or enclosed space, or the process of circulating air to ensure a suitable composition of air.

Oxygen Saturation

A measure of the amount of oxygen-carrying hemoglobin in the blood relative to the amount of hemoglobin not carrying oxygen, usually expressed as a percentage.

Decreased pH

A condition indicating that a solution has become more acidic, with a lower concentration of hydroxide ions or a higher concentration of hydrogen ions than before.