Compare the Volume of the Sun with the Volume of Interstellar

question 14

Essay

Compare the volume of the Sun with the volume of interstellar space it dominates.Is the occupied percentage large or small? Consider the volume around the Sun to be a sphere whose radius is equal to the distance to the nearest star, which is equal to 5 light-years.(Note: the radius of the Sun is 7 *10⁵ km, and 1 light-year = 9.5 * 10¹² km.)

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Definitions:

Sexual Selection

A mode of natural selection where individuals with certain inherited traits are more likely to find a mate and reproduce, often leading to the evolution of traits that enhance mating success.

Attractive Mate

An individual selected based on traits perceived as desirable, enhancing reproductive success in natural and sexual selection.

Disruptive Selection

A type of natural selection that favors extreme values of a trait over intermediate values, leading to two or more contrasting phenotypes in the population.

Stabilizing Selection

Mode of natural selection in which an intermediate form of a trait is adaptive, and extreme forms are selected against.