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Book 28, Question 122 · Video

How do ski bindings keep skiers safe?

Video · 1:47 · Crafty Clover explains, from A Million Whys Book 28

A ski binding is the clip that holds a boot to the ski. It must hold tight while skiing but let go during a hard fall. Inside are springs that let go when the twisting or pulling force goes over a limit set for the skier's weight and skill. The setting is adjusted by trained technicians. This release can help prevent leg injuries.

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What Crafty Clover says in this video

Intro

Hi there, curious minds! I'm Crafty Clover! Let's discover something amazing. How do ski bindings keep skiers safe?

The Big Idea

Skiers zoom down snowy hills! Their boots click into bindings. How do bindings keep skiers safe?

Holding Tight

Step one: Holding Tight. A ski binding is the clip that holds a boot to the ski. It must hold tight while the skier turns and zooms.

Letting Go

Step two: Letting Go. During a hard fall, the binding needs to let go. Inside are springs that release when the twisting or pulling force goes over a set limit.

The Right Setting

Step three: The Right Setting. The release limit is set for each skier's weight and skill. Trained technicians adjust it, and this release can help prevent leg injuries.

A Closer Look

Let's take a closer look! Fits in snug. Holds it tight. Release in a fall. Set by a technician.

Quick Facts

Quick facts! Bindings are tested in shops with special machines. They pop free in hard falls. Set by weight and skill. Help protect legs.

Think Like a Scientist

Now, think like a scientist! Pull a magnet off the fridge. Peel a sticker off a page. Which one needed more force? A binding lets go at a set force. Why is the right setting important?

Outro

A ski binding holds the boot to the ski, but springs inside let it go when a fall twists or pulls too hard. Technicians set that limit for each skier's weight and skill, which helps protect legs from injury. Science is amazing! Keep wondering and keep exploring! Share what you learned with someone at home, and see what they think! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!

Why I wrote this