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8. Which EM wave is emitted by stars and some radioactive substances?
A Gamma ray
C. Visible light
B. UV light
D. X-ray​


Sagot :

Answer:

A). Gamma ray

Explanation:

The wavelength is the distance from the peak of one wave to the next one. How they are made: Gamma rays are given off by stars, and by some radioactive substances. They are extremely high frequency waves, and carry a large amount of energy.