Planets of the Solar System: Orbits & Visibility


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question 1 of 3

A morning star is:

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1. The word 'planet' comes from the Greek word that means:

2. The Five Naked-Eye Planets are:

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About This Quiz & Worksheet

This quiz/worksheet combo will test your understanding of the planets in our solar system. In order to pass the quiz, you'll need to know the source of the word 'planet,' as well as how planets are classified based on orbit and visibility.

Quiz & Worksheet Goals

In these assessments you'll be tested on the following:

  • Five Naked-Eye Planets
  • Definition of a morning star
  • Origin of the word 'planet'
  • Where planets appear to move in our night sky
  • Four outer planets of the solar system

Skills Practiced

  • Distinguishing differences - compare and contrast topics from the lesson, such as morning star and evening star
  • Information recall - access the knowledge you've gained regarding how planets are classified by their location, movement, and as planets seen by the naked eye
  • Defining key concepts - ensure that you can accurately define and identify the original meaning of main terms and phrases, such as planet and morning star

Additional Learning

To learn more about what's in our solar system, check out the following lesson titled Planets of the Solar System: Orbits & Visibility. This lesson covers the following objectives:

  • Understand that not all lights in the night sky are stars
  • Recognize the Five Naked-Eye Planets
  • Define reflection and ecliptic
  • Explain how planets are illuminated by the Sun's reflection
  • Understand how different groups of planets move
  • Differentiate between the four inner planets and the four outer planets and their directions
  • Compare a morning star to an evening star