Compare different solar terms in the northern hemisphere

Vernal equinox, summer solstice and autumn equinox, winter solstice.

The direct position of the sun (equator) (tropic of cancer) (equator) (tropic of cancer)

The length of day and night (the length of day and night is equal) (the longest day and the shortest night) (the length of day and night is equal) (the shortest day and the longest night)

The height of the sun (decreasing from the equator to the poles) (decreasing from the tropic of cancer to the north and south sides) (decreasing from the equator to the poles) (decreasing from the tropic of cancer to the poles, and decreasing from low latitude to high latitude in the northern hemisphere, all of which are the smallest in a year)