Electronic Principles
What is a negative ion?

None of these
An atom that contains more protons than electrons
An atom that contains more electrons than protons
An atom that contains more electrons than neutrons
An atom that contains more protons than neutrons

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Electronic Principles
Waveforms are graphs that show:

the passage of time on the vertical axis and amplitude on the horizontal axis
amplitude on the vertical axis and frequency on the horizontal axis
amplitude on the vertical axis and the passage of time on the horizontal axis
frequency on the vertical axis and amplitude on the horizontal axis
None of these

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