Why Do Stars Twinkle?


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question 1 of 3

What is twinkling?

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1. What's the scientific term for twinkling?

2. Scintillation is caused by the _____:

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About This Quiz & Worksheet

What do scientists call the twinkling that stars do? Why do stars appear the way they do to us here on Earth? These are some of the facts you'll need to be familiar with when answering the multiple-choice questions found on this quiz/worksheet duo.

Quiz & Worksheet Goals

Quiz topics included in this assessment focus on:

  • A definition of and scientific term for twinkling
  • What causes scintillation
  • Factors affecting the twinkling of a star
  • True statements relating to the twinkling of stars

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the lesson, such the factors contributing to a star's twinkle
  • Defining key concepts - ensure that you can accurately define main terms, such as twinkling
  • Information recall - access the knowledge you've gained regarding the scientific terms for twinkling
  • Knowledge application - use your knowledge to answer a question about scintillation

Additional Learning

Clarify any information or learn new facts about this topic by using the lesson titled, Why Do Stars Twinkle? The lesson addresses:

  • Variations in Earth's atmosphere
  • What the Earth's atmosphere does to the light from a star
  • Experiments you can try to better understand how a star's light is seen on Earth