OLN.K Review Quiz

To take the quiz, click on the best answer for each question. You’ll need to finish the quiz with at least an 80% score to move on to the next module. If you score less than 80%, don’t worry — you can take the quiz as many times as you need. You can go back to the Lessons to review the material before you take the quiz again.

You can also return to the Review page to take another quiz or play a game, or go to the Dive Deeper page to explore more in-depth resources.

OLN.K Review Quiz
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1. Who was the first person to walk on the moon? *
2. Only twelve people have walked on the moon. *
3. What are the main elements of the Earth’s core? *
4. Which is NOT a of star that we know of? *
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