Which of the following statements about X rays and radio waves is not true?
A. X rays travel through space faster than radio waves.
B. X rays have shorter wavelengths than radio waves.
C. X rays and radio waves are both forms of light, or electromagnetic radiation.
D. X rays have higher frequency than radio waves.
Answer:A
Which of the following statements about X rays and radio waves is not true?
A. X rays travel through space faster than radio waves. B. X rays have shorter wavelengths than radio waves. C. X rays and radio waves are both forms of light, or electromagnetic radiation. D. X rays have higher frequency than radio waves.