3. What type of electromagnetic waves cause sunburn?
A. Radio waves
B. Visible light
C. Microwaves
D. UV
4. This type of Electromagnetic wave shows a break in bones.
A. Gamma rays
B. X-ray
C. Microwaves
D. Ultraviolet
A. Radio waves
B. Visible light
C. Microwaves
D. UV
4. This type of Electromagnetic wave shows a break in bones.
A. Gamma rays
B. X-ray
C. Microwaves
D. Ultraviolet
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Answer:
3) D. UV
4) B. X-ray
Explanation:
UV can damage the DNA in skin cells directly.
X-ray is absorbed by dense structures like bones.