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In this activity, learners explore the different salinities of various sources of water by taste-testing.

In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

In this activity/demonstration, learners observe what happens when two ping pong balls are suspended in the air by a hair dryer. Use this activity to demonstrate how rain drops grow by coalescence.

In this activity, learners observe the hydrologic cycle in action as water evaporates and condenses to form rain right before their eyes.