How Dry I Am
WHY? question_guy
As water evaporates, it changes into a gas and escapes into the atmosphere. The water in the plastic bag has no way to escape into the atmosphere because it is trapped in the plastic bag. As the water is heated in the plastic bag, the water builds up on the sides. This is condensation.
ASSESSMENT: Can the student communicate what they observed?

question_guy
two Student will be able to communicate that water evaporates into the atmosphere as a gas. When water is cooled, it condenses and appears as water like dew on the ground, water on a mirror after a shower.

two Student will be able to communicate that water will disappear into the air and that the wet plastic bag will make water inside.

two Student will communicate that the exposed to the air will become dry and the towel in the plastic bag will become wetter.

two Student will be able to communicate that it rained in the plastic bag.


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Last modified: Sun Aug 10 18:00:59 PDT 1997

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