Teacher Materials : --a large jar --a plastic bag of ice that will fit over the jar opening --a pitcher of warm water --1 sheet of black paper --flashlight --matches Student Materials : --pen and paper to record observations Optional Extension Student Materials : --more jars, bags of ice, black paper, flashlights, and warm water --collected dust --flour --sand --cedar shavings --any other particulate materials --white construction paper --newspaper --crayons Teacher Background Information : Sunlight causes water to evaporate into the atmosphere.
(ice; will fit; L:over the jar opening)
ice
will fit
L:over the jar opening