Which of the following could NOT be the result of scattering?
A. A star appears redder than it is.
B. A nebula appears bluer than it is.
C. A star appears dimmer than it is.
D. The sky appears blue.
E. None of these choices are correct.
Answer: E
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A) less than 10 J. B) 10 J. C) more than 10 J. D) none of the above
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Indicate whether the statement is true or false
In the situation described in problem C10T.5, will the car’s internal energy increase, decrease, or remain unchanged? (Be prepared to explain your answer in terms of the momentum requirement and the work done.)
A. Increase B. Decrease C. Remain unchanged D. One needs more information to answer
The following objects are sitting on a table, one meter above the floor. Which object will have the most potential energy?
a. a pea b. a tomato c. a grape d. a watermelon