Unit1ScienceandScientistsUsingLanguage1课件-高中英语人教版选择性

Unit1ScienceandScientistsUsingLanguage(1)TalkaboutscientificexperienceWhatcanyouseeinthevideo?

Somescientificphenomena.Learningobjectives:Pre-listeningActivity

1:

Lookatthephotosanddiscuss:itmightbeinasciencemuseum.Itfocusesonlettingvisitorsexperiencescienceaboutsound,light,reflectionthroughinteractiveactivities..A.agiantwhisperdishE.awhitelight,

castingshadows

inthecolouroftherainbowB.ahallofmirrorsreflectC.abluescreen,brightlights,cellsD.apianokeyboardLet’smatchtheactivitieswiththecorrectpictures.agiantdishwhisperapianokeyboardplaywithfeetTheboyiswhisperingintothesmallercircleandmaybethedishwhispercanmakehisvoicelouder.Thegilrisplayingwithherfeet.Maybeitshowshowsoundworks.Let’slookwhattheyaredoingineachpicture.abluescreen,brightlights,cellsahallofmirrorsreflectTheboyisstaringatthelight,itmustbeaboutlightoreyesightThegilrhashundredsofreflections.awhitelight,castshadows,inthecolouroftherainbowThisisprobablyanexperimentwithlight.(1)

Activity1Listentotheconversationandwrite

down

the

letters

(A-E)

for

the

photos

in

the

order

that

you

hear

them.ABCDE1

________

2

________

3

________

4

________

5

________ADCBEWhile-listeningPhotoD:A__________________whereyoucanseeyourselfreflectedthousandsoftimes.hallofmirrorsPhotoC:Youlookatabluescreenforawhile,andthensuddenlyyoucansee________________________movingaroundonit.Theseareour__________________.tinybrightlightsownbloodcellsPhotoE:Youstandinfrontof_______________________anditcastsdifferentshadowsofyou,in_____________________therainbow.awhitelighteverycolorofPhotoB:Agiant______________________thatyoucanuseyourfeettoplay.Insteadofplayingthesoundsofapiano,itplaysthevoicesof______________________.PhotoA:Agiantdish;whenyouspeakintoit,it_________________thesoundbackand___________________.Youcanuseittospeakina_____________tosomeone17metersaway.willreflectmakeitlouderwhisperpianokeyboardclassicalsingersPost-listeningActivity

3:

Fill

in

the

blanks

with

the

words

and

expressions

in

the

box

to

finish

the

summary

of

the

conversation.

piano

keyboarda

hall

of

mirrorswhisperblood

cellssoundexperimented

withthe

rainbowreflectedtiny

bright

lightslighta

field

tripcast

different

shadowsJudy

had

__________

to

a

science

museum

with

her

classmates

last

week.

First

she

went

to

an

area

for

_____.

In

_____________

Judy

saw

herself

reflected

thousands

of

times.

She

also

________________

a

blue

screen

and

saw

her

own

_________

moving

around

like

_______________.

Judyplayed

a

giant

_____________

with

her

feet,

and

it

even

produced

the

voices

of

classical

singers.

She

also

playedagiantdish,which_______thesoundbackandmadeitloudersothatyoucould________tosomeone17metresaway.a

field

triplighta

hall

of

mirrors

piano

keyboarda

hall

of

mirrorswhisperblood

cellssoundexperimented

withthe

rainbowreflectedtiny

bright

lightslighta

field

tripcast

different

shadowsexperimented

withblood

cellstiny

bright

lightspiano

keyboardreflectedwhisper(1)TalkandShare:workingroupof4andbrainstormascientificexperimentoraphenomenon,thenshareitwithus

.Post-listeningpositiveandnegativechargesofmolecules

正负电荷blowballonnon-Newtonianfluid非牛顿流体a

scientificphenomenonorexperimentTalkaboutscientificphenomenaExample——anon-NewtonianfluidName:anon-NewtonianfluidOpeningMaterialsProcessanon-Newtonianfluidwaterandcornflour(玉米粉)TheorySomethingcanexistasaliquidandasolidatthesametime.TalkaboutscientificphenomenaExample——anon-NewtonianfluidTalkaboutscientificphenomenaPresentScientificphenomenaOpeningMaterialsneededProcessTodayIwanttotalktoyouaboutascientificexperimentnamed/called...Weneed...;thematerialweneededis...TheoryThisexperiment/researchshows/proves/demonstratesthat...;Wec