15. How do you think does the light intensity of A compare to B?
A. Both A and B have the same light intensity.
B. The light intensity of A is half as strong as the light intensity of B.
C. The light intensity of A is twice as strong as the light intensity of B.
D. the light intensity of A is four times as strong as the light intensity of B.
Answers & Comments
Answer:
B. The light intensity of A is half as strong as the light intensity of B.
Explanation: