Accretion: Definition & Theory


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Which is the best analogy for the process of accretion?

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1. The earliest stage in the formation of a solar system is a cloud of gas and dust called a(n) __________.

2. Which force is responsible for the process of accretion?

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About This Quiz & Worksheet

What drives the process of accretion? What does Nebular Theory explain? You will need to know these types of facts in order to correctly answer all of the questions you will find on this quiz/worksheet assessment.

Quiz & Worksheet Goals

For this quiz, you must display the ability to:

  • Understand what analogy best describes the process of accretion
  • Identify the name used to describe the cloud of gas and dust that begins the formation of a solar system
  • Recognize the force that is responsible for the process of accretion
  • Describe what the Nebular Theory explains
  • State what increases along with an object's mass and size

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the lesson, such as what analogy can be used to explain the process of accretion
  • Interpreting information verify that you can read information about what else increases when an object's mass and size increase and interpret it correctly
  • Information recall - access the knowledge you've gained regarding the Nebular Theory

Additional Learning

Expand your understanding of this subject with the lesson titled Accretion: Definition & Theory. By reviewing this lesson, you will have the opportunity to learn:

  • How accretion is defined
  • Why objects that grow bigger attract more matter
  • Which examples can further illustrate accretion