Today's Devotional

The Shepherd's Voice
Have you ever had an experience where you believe God spoke to you?

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Cavitation at Glen Canyon Dam

Clip from Awesome Science "Explore the Grand Canyon" episode where host Noah talks about the erosional process of "cavitation" at Glenn Canyon Dam, where solid rock was quickly cut with high pressure water and quick flow. He then compares this to the massive flow of water which cut the Grand Canyon quickly.

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