Question

Variations in the length of daytime and nighttime from season to season are due to

(a) the earth’* rotation on its axis

(b) the earth’* revolution round the sun in an elliptical manner

(c) latitudinal position of the place

(d) revolution of the earth on a tilted axis.

Answer 1

(b) Rotation of earth on its axis causes day and night but the revolution of earth in an elliptical manner around the sun causes seasons, equinoxes and solstices.