Radiant Energy Reaching the Earth from the Sun Is Not

question 41

Multiple Choice

Radiant energy reaching the Earth from the sun is not sufficient to keep the Earth's surface temperature comfortable for life. Of the following, the most likely source of the additional thermal energy is from

• A) fusion of hydrogen nuclei in the Earth's core.
• B) fusion of high Z nuclei in the Earth's core.
• C) fission of radioactive nuclei inside the Earth.
• D) fission of radioactive nuclei in cosmic rays.
• E) deflection of radioactive nuclei in cosmic rays.

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Definitions:

Common Ratio

In a geometric sequence, the constant factor by which each term is multiplied to get the next term in the sequence.

Common Ratio

The common ratio in a geometric sequence is the constant factor between consecutive terms.

Geometric Sequence

A sequence of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.

Geometric Sequence

An ordered list of numbers in which every term succeeding the initial one is obtained by multiplying the preceding term by a constant, non-zero value known as the ratio.