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Where does all the snow go after winter? – Bobo, 7, Washington state

Dear Bobo,

There’s nothing more magical than sparkly flakes gently falling on a fluffy blanket of snow. But it’s a temporary kind of magic. When it warms up, the snow disappears.

I asked my friend Jennifer Adam what’s going on. She’s a water scientist at Washington State University.

She told me snow is frozen water. When temperatures rise, it melts. The solid frozen water turns back into liquid water.

That melted-snow water works just like rain water. It soaks into the ground. It fills up the spaces between bits of underground soil and rock. That’s the water that plants slurp up with their … » More …

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What makes snow sparkle? – Hillary’s 1st graders, Washington State

Dear 1st graders,

I love bright, snowy days. That’s when you’ll find me building snowcats, throwing snowballs and watching the sun sparkle on the freshly fallen snow.

I asked my friend Von Walden why that sparkle happens. He’s an atmospheric scientist at Washington State University. Some of his research takes place near the North Pole and the South Pole.

He told me that snow sparkles because of the way snowflakes interact with the sun.

It turns out snowflakes are ice crystals. On Earth, snowflakes are hexagonal. That means they’re crystals with six sides.

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