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Science / Water cycle / Grade 3 / sw301

Follow Water as It Changes

Connect evaporation, condensation, and precipitation.

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Evaporation changes liquid water into water vapor. Condensation changes water vapor into tiny liquid drops. Precipitation falls from clouds as rain, snow, or other forms.

Worked example

Drops on the outside of a cold glass can form when water vapor in nearby air cools and condenses. The drops did not pass through the glass.

1. A puddle becomes smaller on a warm day without being drained. Which process can explain this?
2. Water vapor cools and forms tiny liquid drops. What is this called?
3. Rain falls from a cloud. Which process is this?
4. Which statement about water vapor is correct?
5. Where can rainwater go after reaching the ground?