About how fast are solar winds traveling when they pass Earth?
Question:
B. 1,000mph
C. 1,000,000mph
D. 1mph
Answer:
While they vary with the sun's activity, generally it's assumed to be about 1 million MPH. So, "C" is your best answer.
Current conditions (look in upper left corner for 'wind' speed):
http://spaceweather.com/
looks like C is the closest to the current conditions of 377 km/sec = 843,000 mph
.
when the sun has a solar flare, we see it in 8 minutes, and earths communications satellites are at risk in a few days. so c is your best answer
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