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What is Electromagnetic Radiation? - Wavelength, Spectrum & Energy

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following statements is NOT true concerning electromagnetic (EM) radiation?

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1. A particular commercial satellite radio station operates on 2335 MHz. What is the approximate wavelength of this signal?

2. A commercial, man-made system is using a channel at a wavelength of 2.92 m. What is the most likely application being used?

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About This Quiz & Worksheet

Electromagnetic radiation is generally defined as the movement of electric or magnetic waves through a medium. This quiz/worksheet combo will help you test your understanding of the features of electromagnetic radiation. Some things you'll be assessed on include what is not true concerning electromagnetic (EM) radiation, the approximate wavelength of specific signals, and the most likely application for a channel at a certain wavelength.

Quiz & Worksheet Goals

In these assessments you'll be tested on:

  • Identifying what is not true concerning electromagnetic radiation
  • Identifying the approximate wavelength of specific signals
  • Identifying the most likely application for a channel at a certain wavelength
  • Identifying the approximate photon energy associated with blue light based on its wavelength
  • Defining the electromagnetic spectrum

Skills Practiced

  • Information recall - access the knowledge you've gained regarding the electromagnetic spectrum
  • Knowledge application - use your knowledge to answer questions about wavelength
  • Interpreting information - verify that you can read information on electromagnetic radiation and interpret it correctly

Additional Learning

Expand your knowledge of electromagnetic radiation by reviewing the related lesson titled, What is Electromagnetic Radiation? - Wavelength, Spectrum & Energy. This lesson covers:

  • Electromagnetic wave in space
  • Examples of EM radiation
  • Electromagnetic Spectrum
  • EM Radiation and Energy
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