substance is described as being radioactive. What does this indicate about the s

Question

substance is described as being radioactive. What does this indicate about the substance? The substance was formed as a result oft O The substance is extremely small; special radio microscopes are n bstance emits high energy particles or rays from its unstable nucleus. O The substance has been exposed to radietion from a decaying nucleus he substance has been exposed to radiation from a decaying nucleus D The substance readily absorbs radiation from the rediofrequency region of the electromagnetic spectrum

Explanation / Answer

Substance enits high energy particles or rays from it's unstable nucleus.

This is the basic definition of radioactivity. The unstable atom loses energy by emitting radiation.

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