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Book 9, Question 35 · Video

Why Do Fizzy Drinks Tingle?

Video · 1:57 · Crafty Clover explains, from A Million Whys Book 9

Fizzy drinks tingle because carbonation tickles your touch and pain sensors in a harmless way! Carbon dioxide turns into a mild acid called carbonic acid in your mouth. Bubbles add

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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. Why do fizzy drinks tingle?

The Big Idea

Fizzy drinks tingle because carbonation tickles your pain and touch sensors! Carbon dioxide turns into a mild acid called carbonic acid in your mouth. Bubbles add a sparkly feeling beyond plain taste.

Gas In Water

Step one: gas is dissolved in the drink. Fizzy drinks are made by pushing carbon dioxide gas into water. A little of it reacts with the water and forms carbonic acid, which is very mild.

Tongue Acid Sensor

Step two: your tongue notices the acid. An enzyme on your tongue turns carbon dioxide into carbonic acid, which tickles your sour sensors. That gives fizzy water its slight tang.

Bubbles Tickle

Step three: bubbles tickle your nerves. Popping bubbles stimulate touch and pain nerves in your mouth, in a safe, tiny way. Your brain reads it as a sparkly tingle, and many people love that feeling.

A Closer Look

Let's take a closer look! Bubbles rush up and pop gently on your tongue. A mild acid tickles your sour sensors. Touch nerves feel the bursting bubbles. Together they feel sparkly and fresh.

Quick Facts

Quick facts! Flat soda tastes less sharp and less fresh. Sparkling water is just water with carbon dioxide gas added, and sometimes minerals. Fizzy drinks are often sugary, so enjoy them as a treat. Never shake a bottle, and ask a grown-up to open it.

Think Like a Scientist

Now, think like a scientist! With a grown-up, compare flat and fizzy versions of the same drink. Notice how the tingle changes. Which one feels more sparkly? Skip it if a drink does not agree with you.

Outro

Fizz is a feeling and a mild acid. Science is amazing! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!

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