課件2012-5-24waterfestival

1、Water boy -we will rock you Module3Unit10Reading: Preparing for the Water Festival What else do I need?+=?Who can help me to get ice?iceice(freeze)waterwater iceicewaterwater(melt)/melt/ waterwatersteam( boil )steamwater(cool down)boil: water steammelt: icewaterfreeze: water iceThey are three forms

2、of water.melt: iceiceicesteamsteamwaterwater(freezes)(melts)(boils)(cools down)Rise up your hands quickly!S1:What happens when water?S2:When . , it turns into .Look and sayLook and say1234Look and readThe title of the experiment：Three _ of waterThe date:_ 24th , 2012The aimto find out _ _ _ _ _and _

3、 _ _The theory:when water is hotter, it _ _steam. Whensteam_ _, it _ _ water.Materials :1 _ _ _ _ _ 2 _ _ _Steps :_, get a glass of hot water and a dry lid._, _ the lid on the glass. _, wait _ ten seconds._, take the lid _, and find out what is under the lid.Result:_ _ _ are under the lid. Its becau

4、se the hot water in the glass _ _ _. The steam turns into _ _ _ on the lid.Report 1formsMaylidtheunderwhatishappenshowitintoturnsdowncoolsturnsintoaglasshotwaterliddryaFinallyThen Next First offputforReport 2Do you know how the water goes to our houses?watersteamicesteam and waterwater12345Although

5、the water is circular, we still need to save them.Water is importantWater is importantDrink lots of water.Wash your face with water.Brush your teeth with water.But, never, ever waste water.Water is for drinking.Water is for washing clothes.Water is for bathing.Water is not for wasting!Dont waste a s

6、ingle drop! Homework:1. Write a poem “If Im a tiny drop” eg: If Im a tiny drop, I will be very useful. when. , I . when. , I .2. Finish workbook page 64.icefreeze: water -When water_, it turns into _.-What happens when water _? freezesfreezesice-When _, it turns into _.-What happens when _?melt: icewaterice meltswaterice meltsboil: water steamturns into steam-When water_, it _.-What happens when water _? boilsboils-When _, it _.-What _? cool down: steamwaterhappens when steam cools downsteam cools downturns into watericeicesteamsteamwat