Pose the following questions and see who is the first to come up with the correct answers to all the questions. Energy from the sun changes water to water vapor. Water vapor rises. It cools and condenses to form clouds. Winds blow the clouds over land.
Clouds meet cool air, and rain or snow falls to the ground.
Most of the water returns to large lakes and oceans. Cover the jar with plastic wrap and secure the plastic wrap in place with an elastic. Place the jar in a sunny window. Observe for a few hours. Invite students to create bar graphs using weather data.