Question

JoJo and Barbara put a beaker of water into the freezer and take it out 24 hours later to find a solid. What is this an example of?

Answer 1

Freezing.

Step-by-step explanation:

If you put a liquid in a very cold place, the coldness will start to freeze the liquid, making it into a solid.

Answer 2

Freezing or solidification

Step-by-step explanation:

It's a phase transition in which a liquid turns into a solid when its temperature is lowered to or below its freezing point.