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  1. Electromagnetic Spectrum - Introduction - Imagine the Universe!

    Nov 14, 2014 · You know more about the electromagnetic spectrum than you may think. The image below shows where you might encounter each portion of the EM spectrum in your day-to-day life.

  2. Electromagnetic Spectrum - Imagine the Universe!

    Jul 21, 2017 · The electromagnetic spectrum can be expressed in terms of energy, wavelength or frequency. Each way of thinking about the EM spectrum is related to the others in a precise …

  3. Discovering the Electromagnetic Spectrum

    Dec 22, 2014 · It took a bit longer for scientists to discover the higher-energy (shorter wavelength) light in the electromagnetic spectrum. Left: Portrait of Wilhelm Conrad Röntgen who is credited with …

  4. Observatories Across the Electromagnetic Spectrum

    Nov 18, 2014 · Astronomers use a number of telescopes sensitive to different parts of the electromagnetic spectrum to study objects in space. Even though all light is fundamentally the same …

  5. Electromagnetic Spectrum Quiz - Imagine the Universe!

    Nov 5, 2013 · Electromagnetic Spectrum Quiz Which of the following is correct in order of lowest to highest energy? [A] X-rays, Visible Light, Microwave [B] Ultraviolet, Visible Light, Gamma-rays [C] …

  6. Spectra and What They Can Tell Us - Imagine the Universe!

    Nov 20, 2014 · But the electromagnetic spectrum encompasses more than just optical light. It covers all energies of light, extending from low-energy radio waves, to microwaves, to infrared, to optical light, …

  7. Regions of the Electromagnetic Spectrum

    Nov 5, 2013 · Astronomer's Toolbox Wavelength, Frequency, and Energy Regions of the Electromagnetic Spectrum Listed below are the approximate wavelength, frequency, and energy …

  8. Background - Electromagnetic Radiation

    May 7, 2015 · The entire range of energies of light, including both light we can see and light we cannot see, is called the electromagnetic spectrum. It includes, from highest energy to lowest: gamma-rays, …

  9. Imagine the Universe! Spectra

    Aug 10, 2015 · Strong magnetic fields, like those created in the wake of a supernova explosion, can also accelerate fast-moving ions in spirals around the field lines to the point of X-ray emission.

  10. Background: Introduction to Spectroscopy - Imagine the Universe!

    Oct 14, 2021 · We know that the continuum of the electromagnetic spectrum extends from low-energy radio waves, to microwaves, to infrared, to optical light, to ultraviolet, to X and gamma-rays.