Although the distance between the earth and sun varies slightly throughout the path of earth's orbit, it has little impact on seasonal changes. what has the most impact on the seasonal changes that create variations in daylight and temperature? a) the alignment of the moon, earth, and sun b) the length of the sun's orbit around earth c) earth's axial tilt and relation of the axis to the sun d) earth's axial tilt changes direction as it orbits the sun