What if you added a different color of food coloring to the ice water in the top cup? How might that change the experiment? Have you heard of the water cycle? In the water cycle ... of the top bottle.

Students will be able to develop and explain a particle-level model to describe evaporation and condensation in the context of the water cycle. The water cycle depends on the processes of evaporation ...

NASA scientists have uncovered significant changes in the global water cycle over the past two decades, largely driven by ...