What is Precession?


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question 1 of 3

These are the points where the celestial equator meets the ecliptic:

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1. The movement of a body on its axis is known as:

2. The change in direction of Earth's axis of rotation is called:

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About This Quiz & Worksheet

These practice assessments will challenge your grasp of the relation between the celestial equator and ecliptic, a body moving on its axis, Earth's change of direction on its axis, effects of precession, and Earth's precession period.

Quiz & Worksheet Goals

You will be tested more specifically on:

  • Earth's precession period's length
  • What precession causes
  • What it's called when Earth goes the opposite direction on its axis of rotation
  • The points where the celestial equator meet the ecliptic
  • What it's called when a body moves on its axis

Skills Practiced

  • Information recall - access the knowledge you've gained regarding Earth's journey around the sun
  • Critical thinking - apply relevant concepts to examine information about the celestial equator in a different light
  • Reading comprehension - ensure that you draw the most important information from the related lesson on precession

Additional Learning

If you're still curious about precession, check out our accompanying lesson titled, What is Precession?. By studying this lesson, you will learn even more about topics like:

  • Earth's precession
  • Contributions of Hipparchus
  • Consequences of precession