7. The periodic table has changed over time as new elements have been added to it. Which
is the most likely reason scientists update the periodic table?
A. Scientists rename old elements.
B. Scientists discover new elements.
C. Stars produce new elements that travel to Earth.
D. Past mistakes are corrected in identifying elements.
Answers: 3
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7. The periodic table has changed over time as new elements have been added to it. Which
is the mos...
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