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Item CL084002: Sunlight strikes only one point on the sunlit side of the earth at a 90° angle at any given time.

Which of the following describes where on the sunlit side of the earth sunlight strikes at a 90° angle at any given time?

  1. At all points along one line of latitude
  2. At all points along one line of longitude
  3. At all points on the sunlit side of the earth
  4. At one point on the sunlit side of the earth
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 2241
6–8
n = 1144
9–12
n = 1090
Male
n = 1073
Female
n = 1102
English
n = 1959
Other
n = 190
A. 28% 29% 28% 28% 29% 29% 24%
B. 23% 23% 23% 23% 23% 23% 21%
C. 25% 27% 22% 26% 23% 24% 35%
D. 24% 21% 27% 24% 24% 24% 20%