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What is the speed of electromagnetic waves?
All electromagnetic waves has the same speed which is the speed of light.
What electromagnetic spectrum applies in this audio?
Arrange in descending order of the following electromagnetic spectrum according its wavelength.
Which of the following images that use infrared ray?
It a wave propagating in space that carrying different intensity of radiant energy.
Which of the following is not an electromagnetic wave?
Gamma ray has a shortest wavelength among those electromagnetic wave. What does imply?
Linda has bone fracture in her legs. What type of electromagnetic wave she exposed?
The shortest wavelength carries low energy and has highest frequency.
