The Earth Intercepts 1 $\degree$ C to Reach 100 $\degree$ C, If None of the Energy Was Radiated or Reflected

question 9

Multiple Choice

The Earth intercepts 1.27 * 1017 W of radiant energy from the sun. Suppose the Earth, of volume 1.08 * 1021 m3, was composed of water. How long would it take for the Earth at 0 $\degree$ C to reach 100 $\degree$ C, if none of the energy was radiated or reflected back out into space?

• A)26.9 y
• B)113 y
• C)2.69 * 104 y
• D)1.13*105 y
• E)2.69 *107 y

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Definitions:

Spinocerebellar Degeneration

A progressive genetic or acquired condition in which the cerebellum, which coordinates muscle movements, gradually atrophies leading to issues with mobility and coordination.

Cerebellum

Located at the skull's posterior, this brain area is vital for the regulation of movement, coordination, precise execution, and the timing of motor activities.

Hippocampus

A region of the brain that is associated with memory formation, organization, and storage.

Cerebral Cortex

The outer layer of the brain, vital for complex cognitive processes such as thought, memory, language, and consciousness.