Which of the following is a major cause of the seasons of the year? 1
forces deep within Earth
2
the apparent motion of stars
3
tilt of Earth's axis
4
the gravitational attractions between Earth the sun and the Moon

(4.) The gravitational attractions between the Earth, sun, and the Moon

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.