What Is Unique About the Pluto-Charon System,compared with All Other

question 82

Multiple Choice

What is unique about the Pluto-Charon system,compared with all other planets in the solar system?

• A) Both Pluto and Charon are volcanically active, with lava flows and vents of sulfur dioxide gas.
• B) Charon is an icy moon, but it is in orbit around a giant planet made mostly of liquid hydrogen.
• C) Pluto has only one satellite.
• D) Both Pluto and Charon are in synchronous rotation, so each object maintains the same face toward the other object at all times.

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Definitions:

Standard Deviation

A statistic that measures the dispersion or variability of a dataset relative to its mean, indicating how spread out the data points are.

Margin Of Error

The range within which the true value lies in statistical sampling, with a certain level of confidence.

Confidence Intervals

A span of numbers that predicts the actual value of a population statistic within a certain confidence level.

Margin Of Error

An expression of the amount of random sampling error in a survey's results, defining a range within which the true population parameter is expected to lie.