Journey to the Moon by Cathy Hapka & Ellen Vandenberg

Author:Cathy Hapka & Ellen Vandenberg [Hapka, Cathy & Vandenberg, Ellen]
Language: eng
Format: epub
Publisher: Penguin Young Readers Group
Published: 2021-01-12T00:00:00+00:00

“Much better,” Wallace said. He pointed. “What’s that?”

Something shiny was gleaming in the distance. We bounced over to take a look.

“I know what this is!” I said. “The Apollo 11 astronauts left it here on purpose. It’s called the Lunar Laser Ranging Retroreflector. It’s their only science experiment that’s still running. It reflects lasers from Earth to measure the distance between Earth and the moon. That helps scientists learn about stuff like gravity and the moon’s orbit.”

I explained more about how it all worked. After a moment, Wallace started making notes. I was glad to see that he was finally taking science seriously!

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