Brains On! Why is the Ocean Salty?

If you’ve ever been in the ocean, you’ve tasted that salt. But where does it come from?

And why aren’t lakes and rivers salty too? A sea shanty is probably the best way to explain, right? Plus: we learn about the weird and wonderful world of deep ocean hot springs.

 

Brains On! is an award-winning audio show for kids and families from American Public Media.


Oceanography
K-6, Middle School

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