Imagine that this piece of paper is illuminated with white light and appears red. You see red light because the paper ____
a. absorbs red and reflects other visible wavelengths
b. emits red light
c. reflects red and absorbs other visible wavelengths
d. disperses white light
e. transmits red light
ANSWER: c
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A. is mainly caused by untreated sewage. B. occurs less frequently than in more-developed countries. C. does not include industrial wastes. D. does not include agricultural runoff. E. should improve soon.
The most urbanized continent in the world is Asia—over 85%
Indicate whether this statement is true or false.
0000 UTC Convert the following time from UTC to the indicated U.S. time zones:
Why is it impossible to observe the processes that produce metamorphic rocks when they happen?
What will be an ideal response?