A zipper-seal style sandwich bag. A mug. 5. Put about a teaspoon of water in the sandwich bag and seal the bag shut. Close the microwave door and cook for one minute. Use the oven mittens to pull the bag out of the microwave.
Evaporation is when a liquid turns into a gas.
When the sunshines on wet laundry, or the ocean, or a river, the heat from the sun turns the liquid water into water vapor. Like the sun, the microwave heated the water in the bag and made water vapor. The water vapor filled up the bag, making it all puffy. Group story board using Kidpix, individual one-minute quick write. Students will use the computer to write letters to their parents about what they've learned this week.