Monday

If I said, "Aurora Borealis," what would I be referring to?

The Northern Lights.

Tuesday

Which planet in our solar system is closest to the sun?

Mercury

Wednesday

The most-expensive thing mankind has ever built, is what?

The International Space Station.

Thursday

True or false:  If the sun exploded, it would take two days for the energy to reach earth.

False.

Friday

Which planet is named for the Roman Goddess of Love?

Venus.

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