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Description: EXPLAINS WHAT A THERMOMETER IS AND HOW IT WORKS. SHOWS HOW A SIMPLE THERMOMETER CAN BE CONSTRUCTED AND DESCRIBES THE DIFFERENT MATERIALS OF WHICH THERMOMETERS ARE ORDINARILY MADE. INDICATES A NUMBER OF WAYS THERMOMETERS ARE USED. SCIENCE FILM. INCUBATOR WITH EGGS. LIGHT BULB TO HEAT EGGS. TO MAKE THEM HATCH. SCIENCE LAB SUPPLIES TO MAKE YOUR OWN THERMOMETER. COLORED WATER IN MEASURING CUP. POURED INTO BOTTLE. RUBBER STOPPER PUT ON BOTTLE. BOTTLES PUT ON FLAME. HEATED UP. LIQUID IN STRAW RISES. BOTTLE PUT IN BOWL OF ICE. LEVEL GOES DOWN. ROOM THERMOMETER. CU GLASS BULB RISES TO 70

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