
You breathe out. Your breath hits the cool air. Tiny drops of water form in the air. You can see them. Clouds form in the same way.
What Do You Think? How could you show that your breath contains water vapor?
Photo Credit: Hero Images/Getty Images
Popcorn cools off very quickly. You can add butter and … read more
Barger worked with explorers and scientists in the South Pole. … read more
There is something more important about Thanksgiving than food. The … read more
© 2025 McGraw-Hill Education. All Rights Reserved.