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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

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.

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

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