If the Solar Wind Particles Have Speeds of 3 ×

question 18

Multiple Choice

If the solar wind particles have speeds of 3 × 10⁶ km/h,how long will it take for them to travel from the Sun to Earth?

• A) 50,000 hours, or 2000 days
• B) 5 hours, or less than 1/4 day
• C) 0.5 hour, or about 30 minutes
• D) 50 hours, or about 2 days

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