Traditional Culture Encyclopedia - Weather inquiry - Are water and fire natural phenomena?
Are water and fire natural phenomena?
Natural phenomena refer to certain situations spontaneously formed in nature due to the operating laws of nature, and these phenomena are completely unaffected by human subjective initiative factors. For example, the moon is sunny and round, the seasons change, the climate is warm and cold, windy and rainy, day and night, etc. There are mainly physical phenomena, chemical phenomena and life phenomena.
Mysterious phenomenon
explain
Many natural phenomena remain a mystery, and scientists can't explain it accurately. At the same time, these strange natural phenomena are very attractive, releasing the unique beauty of the earth's nature. The following are the ten most spectacular mysterious natural phenomena in the world-colorful northern lights, milky white clouds indicating bad weather, and icicles melting like ice spears.
dawn sunshine
There is no doubt that the Northern Lights is one of the most beautiful scenery on earth. Since people discovered it, they have been deeply attracted by the mystery and beauty of this phenomenon. The northern lights usually occur when the sun releases high-energy charged particles, which are released from space at a speed of 300- 1200 km per second. The cloud structure formed by these charged particles is called plasma.
The plasma stream released by the sun is called the solar wind. When the solar wind touches the edge of the earth's magnetic field, some charged particles are captured by the earth's magnetic field and enter the earth's ionosphere along the magnetic field lines. The ionosphere extends from the earth's surface to the air for 60-600 kilometers.
When charged particles collide with the gas in the ionosphere, they begin to glow, producing magnificent scenery. This wonderful aurora phenomenon also appears in the Antarctic region.
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