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Electromagnetic Waves can travel through empty space and matter
Which of the following does not cause electromagnetic waves to form?
when an electric charge is speeding up
when an electric charge is slowing down
when an electric charge is changing its direction
when an electric charge is not moving
Hertz is the unit of measurement of which quantity?
Which of the following waves has the longest wavelength?
Which of the following waves has the lowest frequency
Which of the following regions of the EM spectrum cannot be detected by the human eye?
Light waves are the same as pigments
Which of the following colors have the highest frequency?
Which list of EM waves is in the correct order from highest to lowest frequency?
gamma rays, radio waves, infrared rays, microwaves
ultraviolet rays, gamma rays, x-rays, visible light
visible light, infrared rays, microwaves, radio waves
x-rays, gamma rays, ultraviolet rays, visible light
Which colors do we perceive from objects?
The color that was absorbed by the object
The color that was reflected by the object
The color that passed through an object
The color that we like the most