MindMap Gallery Mind map of the geographical significance of earth movement
Mind map on the geographical significance of earth motion, which includes the rotation and revolution of the earth. It has geographical significance such as the formation of four seasons and five zones, and the generation of tidal effects.
Edited at 2023-11-09 18:59:35This is a mind map about bacteria, and its main contents include: overview, morphology, types, structure, reproduction, distribution, application, and expansion. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about plant asexual reproduction, and its main contents include: concept, spore reproduction, vegetative reproduction, tissue culture, and buds. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about the reproductive development of animals, and its main contents include: insects, frogs, birds, sexual reproduction, and asexual reproduction. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about bacteria, and its main contents include: overview, morphology, types, structure, reproduction, distribution, application, and expansion. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about plant asexual reproduction, and its main contents include: concept, spore reproduction, vegetative reproduction, tissue culture, and buds. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about the reproductive development of animals, and its main contents include: insects, frogs, birds, sexual reproduction, and asexual reproduction. The summary is comprehensive and meticulous, suitable as review materials.
The geographical significance of earth motion
four seasons and five belts
return movement of the sun
length of day and night
day and night alternation
Morning and evening line
Features: Perpendicular to the sun, with the direct point as the extreme
cycle
solar day
day arc and night arc
Latitudinal distribution of day and night length
Seasonal changes in day and night length
Semi-axis arc formula
Latitude distribution
on the equator
Day and night are of equal length all year round
sun direct hemisphere
Long days and short nights
Day length increases with latitude
Daybreak occurs
seasonal changes
The length of day and night on the two solstice days
Noon sun height
H=90°- (latitude difference between the two places)
Latitude distribution
seasonal changes
Factors affecting seasonal changes
global factors
Hemispheric factors (main)
The nature of seasonal changes
hemispheric phenomenon
There is no unified season in the world
Seasonal changes in northern and southern hemispheres are opposite
First astronomy, then climate
Seasonal changes
Four Seasons
China's Division of Law
Western division
five zones on earth
The nature of the five belts
Specific seasons vary from place to place
Is there direct sunlight and extreme day and night?
It does not take into account the influence of sea and land, the east and west coasts of the continent and terrain, nor does it take into account specific meteorological conditions.
Calendar
concept
Rules for arranging year, month and day
Require
Reflecting the cycles of nature
Coordinate the relationship between the calendar cycle and the astronomical cycle
Classification
lunar calendar
solar calendar
lunisolar calendar
Comparison of solar calendar and lunar calendar
Twenty-four solar terms
time
time unit
true solar day
mean solar day
Effect of revolution speed on solar day
The influence of the yellow-red angle on the solar day
measurement of time
sidereal time
solar time
Time difference = apparent time - usual time → η = m apparent time - m ordinary time
time measurement formula
S=tr=αafternoon
m sight=S-α sight 12h
m level = m sight - η
local time
local time
universal time
Geography 2301 Wang Jingrun
Conversion between the old and new calendars: New calendar date = Old calendar date 10th - Leap year correction value