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einsteindude einsteindude
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Infra-red radiation is produced by
A) electric currents oscillating in human-made electronic devices.
B) molecules in thermal motion.
C) electrons orbiting around the nucleus in atoms.
D) mechanical oscillators that move air back and forth.
E) nuclear vibrations.
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Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
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mel!811mel!811
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