A)Antibiotics can always be used to treat bacterial infections.
The answer is B. It is the only one where each element has the same number of molecules on each side.
Science experiments can be like “measuring how heart rate is effected by music “
Fire destroys the area but then New Life Springs back stronger From the Ashes people are interfering with the Prairie ecosystem by stopping the or preventing these hopeful fire
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3) they lose energy at a varying rate - is the correct answer.
Radioactive decay is defined as the process by which an unstable atomic nucleus loses its energy by emitting radiations. The decay is random and cannot be predicted earlier.
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