question_answer

The permanent tilt of the earth's axis and the revolution of the earth in its orbit together cause

1. deflection of winds and ocean currents.

2. differences in time between places on different meridians.

3. varying lengths of day and night at different times of the year.

4. changes in the altitude of the mid-day sun at different times of the year.

A)  2, 3 and 4                        

B)  1 and 4

C)  3 and 4     

D)  1, 2 and 3