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高中英語(yǔ)新人教版選擇性必修二SCIENCEANDSCIENTISTSXB2U1-1ListeningandSpeaking聽(tīng)說(shuō)Whatcanyouseeinthevideo?

Somescientificphenomena.Pre-listening

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?Whatdoesithavetodowithscience?

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?aboyagiantdishTheboyiswhisperingintothesmallercircleandthedishcanmakehisvoicelouder.apianokeyboardplaywithfeetMaybeitshowshowsoundworks.

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?Itisahallofmirrors.Maybeithastodowiththeprinciplesofreflection.

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?

abluescreenwithbrightlightsTheboyisstaringatthelight,itmustbeaboutlightoreyesight.

1.Whatcanyouseeinthepicture?2.Whatishe/shedoing?awhitelight;castshadowsinthecolouroftherainbowThisisprobablyanexperimentinvolvingthecompositionoflight.soundStrategy:Predictbyusingpicture:1.Eachpicture:Whatishappening?People?howmany?action?feelings?

Something?looklike?Special?Why?2.Allpictures:Whatdotheyhaveincommon?Whatdotheyindicate?lightsoundsciencemuseum.visitorsexperiencesciencethroughinteractivelearningexhibitions(互動(dòng)式學(xué)習(xí)展覽).lightWhile-listeningListentotheconversationandseeifyouranswersforActivity2arecorrect.Thenwritedowntheletters(A–E)forthephotosintheorderthatyouhearthemdescribed.

1.________2.________3.________4.________5.________DCEBAorder:Listenagainandcompletethedescriptionsofthephotosabove.PhotoA:A

giant

dish;

when

you

speak

into

it,

it

________

the

sound

back

and

________________.

You

can

use

it

to

speak

in

a

________

to

someone

17

metres

away.PhotoB:

A

giant

that

you

can

use

your

feet

to

play.

Instead

of

playing

the

sounds

of

a

piano,

it

plays

the

voices

of

________________.PhotoC:

You

look

at

a

blue

screen

for

a

while,

and

then

suddenly

you

can

see

________________

moving

around

on

it.

These

are

our

_________________.PhotoD:

A______________

where

you

can

see

yourself

reflected

thousands

of

times.PhotoE:

You

stand

in

front

of

____________,

and

it

casts

different

shadows

of

you,

in

________________

the

rainbow.reflectsmakesitlouderwhisperpianokeyboardclassicalsingerstinybrightlightsownbloodcellshallofmirrorsawhitelighteverycolorofActivity

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

shadowsPost-listeningJudy

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

keyboardreflectedwhisperTalkandShare:workingroupof4andbrainstormascientificexperimentoraphenomenon,thenshareitwithus

.positiveandnegativechargesofmolecules

正負(fù)電荷blowballonnon-Newtonianfluid非牛頓流體a

scientificphenomenonorexperimentPost-listeningTalkaboutscientificphenomenaExample——anon-NewtonianfluidTodayIwanttotalktoyouaboutaverystrangephenomenoncalledanon-Newtonianfluid.Youcanmakeiteasilyusingequalpartsofwaterandcornflour,likeIhavehere.Anon-Newtonianfluidisstrangebecauseyoucanpouritlikealiquid,butifyouputanypressureonit,itsuddenlybecomeshardasconcrete.Infact,itbecomeshardenoughtostandon.Then,assoonasyoutakethepressureoff,itbecomesaliquidagain.Thisshowsthatitispossiblethatsomethingcanexistasaliquidandasolidatthesametime.TalkaboutscientificphenomenaExample——anon-NewtonianfluidName:anon-NewtonianfluidOpeningMaterialsProcessTalkaboutanon-Newtonianfluid(topic)Youcanmakeitwithwaterandcornflour(玉米粉)pour...likealiquid,putanypressureonit,suddenlybecomeshardasconcrete,takethepressureoff,becomesaliquidagainTheoryThisshows:Somethingcanexistasaliquidandasolidatthesametime.TalkaboutscientificphenomenaPresentScientificphenomenaOpeningMaterialsneededProcessTodayIwanttotalktoyouabout/s

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