Fifth grader perfectly explains the similarities between The Rock and a rock

Sometimes, you just need a little bit of science to explain life's biggest mysteries.
For example, did you know Dwayne "The Rock" Johnson is not actually a rock? Crazy, right? 
We can see how it can be confusing — as one particularly eagle-eyed fifth grader points out, The Rock, as in the person, does share some similarities with rocks, as in the collection of minerals. 
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