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1. |
Altitude angle is the _______ |
A. | vertical angle between projection of sun’s rays on the horizontal plane of earth’s surface |
B. | horizontal angle between projection of sun’s rays on the horizontal plane of earth’s surface |
C. | vertical angle between projection of sun’s rays on the vertical plane normal to earth’s surface |
D. | horizontal angle between projection of sun’s rays on the vertical plane normal to earth’s surface |
Answer» B. horizontal angle between projection of sun’s rays on the horizontal plane of earth’s surface | |