Your breath is warm and moist. It has different gases. You cannot see these gases. One gas is water vapor [the gas form of water].
When water vapor is cooled, it turns into a liquid.
Photo Credit: Salman Timur/Shutterstock
May 8th is Teacher Appreciation Day. Here are some ways … read more
You hear the word infrastructure in the news. But what … read more
March is Women’s History Month. We celebrate women who have … read more
© 2024 McGraw-Hill Education. All Rights Reserved.