What Is the Difference Between the Synodic and Sidereal Periods

question 205

Multiple Choice

What is the difference between the synodic and sidereal periods of a planet?

• A) The synodic period refers to the planet's period with respect to Earth's motion, whereas the sidereal period is the true period with respect to the background stars.
• B) There is no difference; they are one and the same time period. The synodic period is the name used in the geocentric theory, whereas the sidereal period is the name used in the heliocentric theory.
• C) The synodic period refers to the planet's motion with respect to the background stars, whereas the sidereal period is the true period with respect to Earth's motion.
• D) The synodic period refers to the planet's rotation around its axis, whereas the sidereal period is the time for one orbit.

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Definitions:

Null Hypothesis

A statement that asserts there is no effect or no difference, and it is the hypothesis that researchers aim to test against.

Directional Hypothesis

A hypothesis that specifies the direction of an anticipated difference or relationship between variables.

Nondirectional Research Hypothesis

An assumption indicating a link between variables, yet lacks details on the direction of their relationship.

Nondirectional Research Hypothesis

A hypothesis that predicts a relationship between variables but does not predict the direction of the relationship.