industrial infrastructure definition, industrial infrastructure meaning | English dictionary. industrial. n (in the U.S.) a federation of industrial unions formed in 1935. n (Brit) any action, such as a strike or go-slow, taken by employees in industry to protest against working conditions, redundancies, etc.
What causes the seasons? The seasons are caused by the tilt of the Earth's rotational axis away or toward the sun as it travels through its year-long path around the sun. The Earth has a tilt of 23.5 degrees relative to the ecliptic plane (the imaginary surface formed by it's almost-cicular path around the sun).
Sidereal year, from one time a particular star is in a given position to the next time 365.25636 days. Anomalistic year, from the time the Earth is at its closest to the Sun to the next time 365.25964 days. What causes the seasons? The Earth in southern summer and winter. The short answer is the tilt of the Earth or put more impressively, the obliquity of the ecliptic. The axis of the Earth is tilted by 23.4 degrees to the plane in which it travels around the Sun, the ecliptic.