Question: 2. If the sun's radius increased by 2, and the temperature increased by 2, by what factor would the new luminosity change? 1. You read

2. If the sun's radius increased by 2, and the temperature increased by 2, by what factor would the new luminosity change?

1. You read online that there was an explosion on the sun. The article does not say whether it was a flare or CME? How could you possibly determine which event it was?

A.) a flare would reach earth far quicker than a CME.

B.) a flare is much more energetic than a CME.

C.) a CME would reach earth far quicker than a flare.

D.) a CME is much more energetic than a flare.

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