D=vt use this equation to get the depth of the skull
Answer:
On one end of the electromagnetic spectrum are radio waves, which have wavelengths billions of times longer than those of visible light. On the other end of the spectrum are gamma rays, with wavelengths billions of times smaller than those of visible light.
Explanation:
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They believe the distortions happened when two galaxies collided.
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Thermometer there's others you can use but i know that's one of them