Answer:
A particle
Explanation:
Modern quantum theory holds that light has both wave-like and particle-like properties. When the length scales involved are large compared to the wavelengths of light (ex., forming images with thin lenses), the
particle nature of light dominates.
n propene molecules == polymer (polypropene)
Explanation:
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Answer:
a task that is performed for payment
Explanation:
all of the other answers do not pertain to the question