The microwave goes ding!
Soup and a plate went in together. When it dings… what's hot?
A microwave fills its box with something you can't see.
A sloshy bowl of soup — and a flat little plate.
Tap the soup to make it wiggle and slosh!
Tap the bowl — see how much it can wiggle.
Soup and plate, one whole minute. Which one gets hot?
Tap your guess!