35.Why do seasons change? Because of the A Earth's rotation B Earth's revolution C tilting of the Earth in its axis D. Earth's revolution and tilting in its axis 36. What happens in the northern hemisphere on March 21? It experiences the A. winter solstice B. summer solstice C. spring equinox D. autumnal equinox 37. What is the season in the southern hemisphere when the North Pole is tilted away from the Sun? A winter C. summer B. spring D. autumn 38. From December to February. Earth's axis is pointed away from the Sun. What is the season in the Northern Hemisphere? A winter C. summer B. spring D. autumn 39. The following are inner planets EXCEPT A Mars C. Earth B. Venus D. Satum