One of our 5th grade vocabulary words was "perseverance." Our teacher defined it as "stick-to-it-iveness." It's going to be embarrassing if Perseverance, once it reaches Mars, gets stuck to it and can't move.
Mars2020 is now Perseverance.https://www.nytimes.com/2020/03/05/science/mars-2020-rover-name.html …
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