【摘要】如何使渾濁的水變得清澈呢?課題3水的凈化過濾裝置圖在過濾實(shí)驗(yàn)中,有些同學(xué)得到的液體仍然是渾濁的,請(qǐng)你分析一下可能的原因。①濾紙破損②漏斗內(nèi)液面高于濾紙邊緣③儀器不干凈資料·鏈接活性炭在水中的凈化作用活性炭有多孔結(jié)構(gòu),總表面積可達(dá)500~
2024-11-28 22:54
【摘要】FoodanddrinkLet’smakeapizzaModule3Unit11Whatwouldyouliketoeat?ThisisaFunnyFace!Itlookslikea____’sface.Ingredients:Weneed…h(huán)amsausagesgreenpe
2024-12-04 17:22
【摘要】PlacesandactivitiesRulesroundusModule2Unit71PiggyBankThinkandsayBrainstormLookandreadRead,thinkandmatchSingasongMatchandsayThink,sayandwrite
2024-12-04 22:58
【摘要】Module3Unit8Period1MeredithClass2Grade6?Itisroundandsweet.Wealwayshaveitonabirthday.?Itiswhiteandsmall.Weeatiteveryday.?It
2024-12-04 21:26
【摘要】FamilyandfriendsSpendingadayouttogetherModule1Unit32spend/spend/Atweekends?Whatdoyouusuallydoatweekends?weekend/?????????/Iusuallygoshoppinginsho
【摘要】表達(dá)問候的方式*Hello!Hi!I’m…*Nicetomeetyou.Nicetomeetyou,too.*Howareyou?I’mfine.Thankyou.Andyou?I’mfine,too.表達(dá)問候的方式
【摘要】Unit8(LA,BOOK2)Thefoodweeat“Foodistheheaventothepeople."1.What’sthisfood?Isitpudingorsalad?2.Whataretheknivesandforksfor?Whousuallyusethem
2024-11-11 06:28
【摘要】Chapter2Questiondiscussion:Whatdoyoudowithputers?Doyouknowthenamesofthese?monitorkeyboardfloppydiskdrivespeakersCD-ROMmouseFillintheblanks:
2024-11-19 06:17
【摘要】Module4firefireworkfiremenfireandheatputoutfirenofireBecarefulwithfire.Firecanburndownalotoftrees.Firecanburndownhouses.Firecanhurtpeople.表示“推
2024-11-19 00:05
【摘要】馬踏飛燕金屬的特性與用途你能根據(jù)生活經(jīng)驗(yàn)將桌上實(shí)驗(yàn)盒內(nèi)的金屬找出來嗎?活動(dòng)一:認(rèn)識(shí)金屬活動(dòng)二:“金屬物理性質(zhì)”探究實(shí)驗(yàn)A.用細(xì)砂紙打磨鐵片,觀察變化。B.將金屬片和木片的一端分別放置在熱水中,比較它們的溫度?C.將金屬聯(lián)入電路中,看燈泡是否發(fā)光?實(shí)驗(yàn)現(xiàn)象
【摘要】問:人為什么每天要吃飯?1、舉例你花費(fèi)能量最多的兩項(xiàng)活動(dòng)2、舉例你花費(fèi)能量最少的兩項(xiàng)活動(dòng)能量的多少與運(yùn)動(dòng)程度有關(guān)?;顒?dòng)劇烈或多樣,需要的能量較多,活動(dòng)相應(yīng)減弱,需要的能量較少(如生病時(shí))。能的形式熱能:從高溫物體放出的能量,可使受熱物體溫度升高。光能:發(fā)光體向外釋放的能量,又稱輻射能。
2024-12-08 07:05
【摘要】?Whatanimaldoyoulike?Theyarechicks.Theyarehens.Theyareducks.Theyarepigs.Theyaredogs.Theyarecats.Theyarecows.Theyaresheep.Theyarehorses.Modul
2024-12-04 17:23
【摘要】School:XingangPrimarySchoolTeacher:MissPan3AM4U1Playagame.3AM4U1InsectsPlayagame.XingangPrimarySchoolTeacher:PanChunhong.
【摘要】Module1GettingtoknowyouUnit2Abilities(Period2)singswimpaintwriteruncookdivejumpdrawswingdancewalkplayflyskiparoperideabicycleflyakiteclimbat
【摘要】牛津版五年級(jí)上冊(cè)FamilylifeAschoolinterview(采訪)aboutfamilylife.1.Doyouloveyourfamilylife?2.Howisyourfamilylife?3.Whatdoyouusuallydowithyourfamily?Reporter:Am
2024-11-19 00:04