At which locations is solar energy most concentrated?
A) Where the Sun is closest to the curved surface of Earth
B) Anywhere on Earth, if it is the perihelion
C) At places where the angle of incidence is 90
D) At places where the angle of incidence is 0
E) Where the atmosphere has the most water vapor
Question 2
The belt of maximum, solar-energy input on Earth swings back and forth ________.
A) between 0 through 90 degrees latitude
B) through the middle latitudes
C) through the area of energy deficit
D) through the Tropics
E) through a total of 5 degrees of latitude