Space factors in the development of Earth's nature
Answers are for parents and teachers.
1
Write 4 geographic consequences of the Earth's rotation on its axis.
The day (24-hour cycle); alternation of day and night; differences in local time; the Coriolis force (also daily rhythm).
2
Write 4 geographic consequences of the Earth's revolution around the Sun.
Seasons; changing length of day and night; light belts; annual rhythm; equinoxes and solstices.
3
If the Earth turns 360° in 24 hours, by how many degrees does it turn in 2 hours? (Number only.)
30
4
Sunlight travels about 150 million km at 300 000 km/s. In how many seconds does it arrive? (Number only, approximate.)
500
5
Why did latitudinal zonality arise on Earth? Explain in 3–4 sentences.
Because the Earth is round, the Sun's rays fall steeply at the equator and obliquely near the poles. Heat therefore decreases from the equator to the poles, and climate, water, soil and vegetation zones are arranged accordingly.