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单词 solar activity
释义

solar activity in American English

noun
Astronomy
the sum of all variable and short-lived disturbances on the sun, as sunspots, prominences, and solar flares

Examples of 'solar activity' in a sentence
solar activity

In recent decades solar activity has increased again.At that time, sunspots practically disappeared and solar activity was drastically reduced.Such predictions may provide a key test of solar activity forecasting.But the opposite happens during solar minimum, when solar activity is low.There seemed to be a tentative link to solar activity.There is intriguing evidence that solar activity does influence the behaviour of the climate.Recent solar activity has led to stunning displays of the aurora borealis.Many pigeon racers keep track of solar activity and keep their birds in their roosts during high geomagnetic activity.
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更新时间:2025/2/9 16:29:20