Which of the following statements about x-rays is not true?
A) They travel at the speed of light.
B) They are invisible.
C) They have no mass.
D) They cannot affect biological tissue.
D
Explanation: A) X-rays can affect biological tissue.
B) X-rays can affect biological tissue.
C) X-rays can affect biological tissue.
D) X-rays can affect biological tissue.
Health Professions
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