10
AssignmentMultiple Choice

Lesson 8.3 Electromagnetic Waves

Question 10 • (OC27) Earth/Space Sci-2001310-S2-Nelson

When caring for wounds, doctors need to make sure wounds are not infected by bacteria. Which electromagnetic wave would doctors most likely use for this purpose?

Answer
A
gamma rays
B
ultraviolet waves
C
visible light
D
X-rays

Explanation

Ultraviolet waves can damage bacteria and are used to disinfect surfaces and help prevent infection. So doctors would most likely use ultraviolet waves for this purpose. Gamma rays can also kill microbes, but they are not the usual choice for directly disinfecting wounds.

AI-written and checked against the verified answer.

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