英语课件-关于天气的.pptx

《英语课件-关于天气的.pptx》由会员分享，可在线阅读，更多相关《英语课件-关于天气的.pptx（27页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、EnglishCourseware-AboutWeather目录contentsBasicknowledgeofweatherVocabularyandexpressionsfordescribingweatherweatherforecastWeathercharacteristicsindifferentregionsWeatherandLife01BasicknowledgeofweatherWeatheristheconditionoftheatmosphereatagiventimeandplace,includingtemperature,humidity,precipitatio

2、n,cloudiness,windspeedanddirection,etc.Itisacomplexsystemthatisconstantlychangingandaffectedbyvariousfactorssuchaslatitude,longitude,altitude,topography,andtheinteractionoftheatmospherewiththeland,sea,andice.Thestudyofweatheriscalledmeteorology,whichisabranchofatmosphericscience.DefinitionofWeather0

3、1Accordingtothetemperature,humidity,andothermeteorologicalfactors,weathercanbedividedintodifferenttypes,suchasclear,cloudy,rainy,snowy,windy,andfoggy.02Inaddition,therearealsomarineweatherandmountainweatheraccordingtothedifferentgeographicalenvironments.Marineweatherisusuallywarmandhumid,whilemounta

4、inweatherisoftencoldanddry.03Theclassificationofweatherisveryimportantforpeoplesproductionandlifeactivitiesbecausedifferentweathertypeshavedifferentimpactsonhumanactivities.ClassificationofWeatherTheimpactofweatherWeatherhasagreatimpactonpeopleslives.Itdeterminesthechoiceofclothing,theamountofoutdoo

5、ractivities,andthemodeoftransportation.Forexample,inhotweather,peoplechooselightclothingandtakemorerest;incoldweather,theychoosewarmclothingandincreaseoutdooractivitiestokeepwarm.Weatheralsohasagreatimpactonagriculture.Differentweatherconditionshavedifferenteffectsoncropgrowthandyield.Forexample,sui

6、tablerainfallandsunshineareconducivetothegrowthofcrops;excessiverainfallmaycausewaterlogginganddisease;strongwindsmaycausedamagetocrops;andlowtemperaturemaycausefreezingdamagetocrops.Inaddition,weatheralsohasanimpactontransportation,construction,andotherfields.Forexample,fogandraincanaffectflightsaf

7、ety;strongwindscanaffectshipnavigation;andhightemperaturecanaffectconstructionprogress.02VocabularyandexpressionsfordescribingweatherAdjectivesthatdescribeweatherusedtodescribeweatherwithclearskiesandsunshine.usedtodescribeweatherwithcloudscoveringthesky.usedtodescribeweatherwithrainfalling.usedtode

8、scribeweatherwithstrongwindsblowing.SunnyCloudyRainyWindyRainSunshineCloudsWindNounsdescribingweather01020304theactorprocessofrainfallingfromclouds.theactorprocessofthesunshining.amassofwatervaporsuspendedinthesky.themovementofairmasses.usedtodescribethecurrentweatherconditions.Todayusedtodescribewe

9、atherconditionsexpectedinthefuture.Tomorrowusedtodescribeweatherconditionsofthepast.Yesterdayusedtodescribeweatherconditionsatdifferenttimesoftheday.Inthemorning/afternoon/eveningAdverbsandprepositionalphrasesdescribingweatherItssunnytoday.Theresachanceofraintomorrow.Itwaswindyyesterdayafternoon.The

10、temperatureisexpectedtodroptonight.01020304Sentencepatternsfordescribingweather03weatherforecastShort-termforecasts(1-3days)Predictweatherconditionsforthenextfewdays,includingdailytemperatureranges,precipitation,andwindspeed.Long-termforecasts(morethan3days)Providepredictionsforextendedperiods,sucha

11、sweeklyormonthlyforecasts,whichmayincludeseasonalforecastsfortemperature,rainfall,andotherclimatevariables.TypesofweatherforecastsProvidealikelihoodorprobabilityofcertainweathereventsoccurring,suchasthechanceofrainonagivenday.ProbabilityforecastsProvidedetailedweatherpredictionsbeyondthestandardlong

12、-termforecasts,oftenuptoseveralweeksorevenmonthsinadvance.ExtendedforecastsTypesofweatherforecasts0102TemperaturePredictedhighsandlowsfortheday,alongwiththetimeofdaytheyareexpectedtooccur.PrecipitationForecastedrain,snow,sleet,orhail,includingtheexpectedstartandendtimesandamountsexpected.WindPredict

13、edwindspeedanddirection,includingwhethergustsareexpectedandatwhattimeofday.CloudCoverExpectedtypeofclouds(e.g.,clear,partlycloudy,overcast)andanyexpectedweatherphenomena(e.g.,fog,mist,orthunderstorms).AdditionalInformationOtherrelevantinformationsuchasexpectedairquality,pollencounts,orUVlevels.03040

14、5Theconstituentelementsofweatherforecast0102CheckthedEnsureyouarelookingatthemostrecentweatherinformation.PayattentiKnowingwhetheritwillbewarmorcoldandwhatthefeelsliketemperature(takingwindchillintoaccount)willhelpyoudressappropriately.WatchforprecipitationDetermineifrain,snow,orotherformsofprecipit

15、ationareexpectedandwhentheyareexpectedtooccur.ConsiderwindconditionsWindscansignificantlyaffecthowcolditfeelsandcanimpactoutdooractivities.ChecktheeThiswillgiveyouasenseofwhatthedayorweekaheadmaybelikeandwhetheritwillbefavorableforoutdooractivities.030405Howtoreadweatherforecasts04Weathercharacteris

16、ticsindifferentregionsHotandhumidwithrainthroughouttheyearTheclimateofthetropicalrainforestishotandhumid,withrainfallthroughouttheyear.Thetemperatureremainsrelativelyconstant,andthereisahighlevelofprecipitation.Thistypeofclimateisfoundinregionsclosetotheequator,wherethesunisalmostdirectlyoverheadatn

17、oon.TropicalRainforestClimateHotandhumidwithdistinctrainyanddryseasonsThetropicalmonsoonclimateischaracterizedbyhotandhumidconditionswithdistinctrainyanddryseasons.Duringtherainyseason,thereisheavyrainfall,andduringthedryseason,thereislittleornorain.Thistypeofclimateisfoundinregionsthatexperiencethe

18、monsoonwinds,typicallylocatedonthecontinentalshelf.TropicalMonsoonClimateWarmandhumidwithdistinctseasonsThesubtropicalhumidclimateiswarmandhumid,withdistinctseasons.Duringthesummer,thereishighhumidityandfrequentrainfall,whileduringthewinter,theweatherisdrier.Thistypeofclimateisfoundinregionsthatarel

19、ocatedinthesubtropicalzone,typicallybetween30and40degreeslatitude.SubtropicalHumidClimateMildwithrainfallspreadthroughouttheyearThetemperatemarineclimateischaracterizedbymildtemperaturesandrelativelyevendistributionofrainfallthroughouttheyear.Thesummersarecool,andthewintersaredampandcloudy.Thistypeo

20、fclimateisfoundinregionsthatareinfluencedbytheGulfStreamandotheroceancurrents,typicallyalongthewesterncoastsofcontinents.TemperateMarineClimateColdwithsnowandfrostthroughouttheyearThealpineclimateiscold,withsnowandfrostpresentthroughouttheyear.Thesummersareshortandcool,andthewintersarelongandsevere.

21、Thistypeofclimateisfoundinhighmountainousregions,typicallyabovethetreeline.AlpineClimate05WeatherandLife根据天气选择衣物是日常生活的基本常识，不同的天气状况需要穿着适当的衣物以保持舒适和温暖。在寒冷的天气中，人们通常会选择穿着厚实的衣物以保暖，如毛衣、羽绒服等；在炎热的天气中，轻薄的衣物如短袖T恤、短裤等更为适宜；而在雨天或潮湿的天气中，人们通常会选择穿雨衣或带有防水功能的衣物以保持身体干燥。DressingandWeather天气对体育运动的影响非常大，不同的运动项目需要适应不同的天气条件。在寒冷的天气中，一些冬季运动如滑雪、滑冰等更为流行；而在炎热的天气中，游泳、草地运动等更为适宜；雨天或潮湿的天气则不太适合进行户外运动，但可以在室内进行一些如瑜伽、健身等运动。SportsandWeather旅游活动也受到天气的影响，游客需要根据天气预报选择合适的旅游时间和活动。在晴朗的天气中，游客可以享受户外活动如徒步、野餐等；在雨天或雾天中，室内活动如博物馆参观、剧院观赏等更为适宜；而在寒冷的冬季，冰雪运动和温泉度假是不错的选择。TourismandWeatherTHANKS感谢观看