When you get injured or hurt it affects the nervous system and let’s it react by the severity.
Answer:
a chart
Explanation:
a chart a chart is the answer
Here is what radioactive decay is:
<span>Radioactive decay is the spontaneous breakdown
of an atomic nucleus resulting in the release of energy and matter from
the nucleus. Remember that a radioisotope has unstable nuclei that does
not have enough binding energy to hold the nucleus together.</span>
