Question: QUESTION ( i ) ANSWER If you increase the distance between yourself and a point source of light by a factor of 3 , by

QUESTION (i)
ANSWER
If you increase the distance between yourself and a point source of light by a factor of 3, by how much does the intensity of the light you see emanating from that source change?
It decreases by a factor of 9.
It increases by a factor of 3.
It increases by a factor of 9.
It decreases by a factor of 3.
IDON'T KNOWYET
QUESTION ( i ) ANSWER If you increase the

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