Why Does Popcorn Pop? | The Science of Food! | SciShow Kids

What is an unpopped piece of popcorn called?

• A flake

• A kernel

• A cob

• A seed pod

What is found inside every popcorn kernel that is important for it to pop?

• Air

• Oil

• Water

• Sugar

What happens to water when it gets very hot?

• It freezes

• It turns into steam

• It becomes solid

• It disappears

What causes a popcorn kernel to burst open and become fluffy?

• The kernel gets too cold.

• The steam inside pushes on the hard shell.

• The kernel dries out completely.

• The starch inside shrinks.