Y kign trao iJoi So 8(74) nam 20tS «i VAN DUNG PHlTONG PHAP DAY HOC THEO DU'''' AN TRONG DAY HOC NHCTNG UTNG DUNG KI THUAT CUA VAT LI PHAN THI HA LINH'''', LE THj KlEU OANH", N G U Y E N VO ANH" TOM TAT Bdi[.]
Y kign trao iJoi So 8(74) nam 20tS «i VAN DUNG PHlTONG PHAP DAY HOC THEO DU' A N TRONG DAY HOC NHCTNG UTNG DUNG KI THUAT CUA VAT LI PHAN THI HA LINH', LE THj KlEU OANH", N G U Y E N V O ANH" TOM TAT Bdi bdo trinh bdy vi viec van dung phuang phdp day hoc theo du dn day hoc nhiing img dung ki thudt cua vdt li de dgy chuong "Co so cua nhiet dpng luc hpc" chuang trinh Vdt li lap 10 Cdc kit qud Ihu duac buac ddu cho Ihdy phuang phdp day hoc Iren iS phdt huy duac tinh lich cue, sdng lao vd lao hdng Ihu cho hoc sinh qua Irinh hoc lap Phucmg phdp ndy cdn ducrc nghien ciru van dung nhieu han niia Irong Ihuc lien day hoc tr thdng Tic khda: img dung ki thuat, day hpc theo dy an, giao vien, hpc sinh ABSTRACT The application afproject - based learning in teaching engineering applications ofphysics The study presents Ihe application ofproject-based learning in leaching Ihe chapter of "Basis of Thermodynamics" in 10' grade physics Results initially shoM' that the approach has improved students' acliveness and creatily and aroused interests m learning, ll is necesary lo call for further research and implementation of Ihe approach in Ihe teaching practice in high schools Keywords: engineering applications, project-based leaming, teacher, student Ma dau Cac img dung kT thuat (UDKT) cua vat li la kfa qua cua viec vto dung nhiing kien thirc khai quat ciia vat li vao kT thuat di che tao nhiing thiet bi, may moc co tinh ntog, tac dung nhfa dinh, dap img dupc nhimg yeu cto cua kT thuat va dcri s6ng [3] Qua trinh nghien ciru cac UDKT se ren luyen chp HS ntog lire trinh bay btog ngon ngO noi va vilt, Itoi quen vcri cac thao tac lip rap kT thuat tit miic don gito (lap rap theo so co sin) den muc cao hori (dl xuit, lira chpn phuong to thiet ke UDKT tli uu) Qua do, hpc sinh (HS) co the thiy dupc y nghia to lon ciia viec phat minh cac dinh luat, nguyen Ii vat li cung nhu y nghTa cua viec img dung chung doi s6ng, sto xuit Trong day hpc vat li, co nhilu kien thirc UDKT gin Ii6n vcri thtrc tien, phii hpp di triln khai du to Hinh thirc day hpc theo du to (DHTDA) dupc xay dimg dua tren nhirng cto hpi dinh huong quan Idng ghep cac chuin npi dung va tu bac cao bdi canh thuc tl; giup phat triln kiln thirc va cac kT ntog lien quan thong qua nhimg nhiem vu mang tinh mo, khuyin khich HS tim toi, hien thtrc hoa nhimg kiln thirc da hpc _ThS, Truimg Du b| dai hpc Dan t6c Trung uong Nha Trang; Email halinhphan1810@gmail com ThS Trudng Bai hpc Quang Binh 70 TAP CHl KHOA HQC DHSP TPHCM qud trinh thyc hifin va tao nhihig san phdm ciia chinh minh Cor sd Ii luan va phirtfng phap nghien ciru L Cff s& li ludn cua viec DHTDA ve nhirng UDKT cua vgt li 2.1.1 Khdi niem vd ddc diem cua DHTDA DHTDA la mdt hinh thirc day hpc, dd ngudi hpc thyc hifin mdt nhifim vu hpc tap phuc hgp, cd sy kfit hgp gitra li thuyfit va thuc hanh, cd tao cac san phdm cd thfi gidi thifiu Nhifim vu dugc ngudi hpc thyc hifin vdi tinh ty lyc cao loan bd qua trinh hgc tap, tir viec xac djnh muc dich, lap kfi hoach, dfin viec thyc hifin du an, kifim tra, difiu chinh, ddnh gid qua trinh va kfil qua thyc hifin Lam vific nhdm la hinh thuc co ban ciia DHTDA [8] Ban chdt ciia DHTDA chinh la vific HS lmh hdi kifin thirc va kT nang thdng qua qua trinh gidi quyfit mot hai tap tinh hudng gdn vdi thyc lien - dy an Kfit thuc dy an se cho san pham ey thfi DHTDA cd ba dac difim la dinh hudng vao thyc lien, dinh hudng vao ngudi hgc va dinh hudng san phdm Cac dac diem da the hifin ro nhung uu difim vugt trdi cua hinh thuc day hpc so vdi eac hinh thirc day hpc truyfin thdng 2.L2 Vai tro cUa gido vien vd hgc sinh DHTDA 2.1.2.1 Vai tro cua gido vien Giao vifin (GV) ddng vai trd la ngudi hudng ddn, tham van cho HS Ban thdn GV khdng chi la nhirng chuyfin gia md cdn ciing tham gia tim kiem, xir Ii thdng lin ciing HS GV phai thuc ddy Phan Thj Hd Linh vd tgk dugc vai trd ly chu cua HS va gan su chii ddng Clia HS vific giai quyfit ngi dung bdi hgc 2.1.2.2 Vai tro cua hgc sinh Trong cdc dy an, HS dugc dua nhieu quyet djnh, duge cdng tac lam viec, dugc dua sang kifin, dugc trinh bay tnrdc dam ddng, va nhifiu trudng hgp HS dugc thifit lap kifin thuc rifing cho bdn thdn Mac dii Iiic dau cd the la thach thlic ldn, nhung hau hfit HS dfiu nhan thay cdng vific du an rat cd y nghia, cd lifin quan thyc tfi dfin cugc sdng vd rdt hdp ddn 2.1.3 Tien trinh to chirc DHTDA ve nhitng UDKT cua vdt li Bu&c GV xac dinh ndi dung bai hpc cd UDKT dfi trifin khai du an, lien hanh dn tap nhtmg kifin thiic lifin quan HS phdn nhdm, thao ludn, lya chgn chii dfi du an Chil dfi du an cd thfi la giai thich cdu tao, nguyfin tac hoat dfing cua thifit bi, mdy mdc (chii dfi 1), hay eao hon la yfiu cau HS dua phuang dn thifit ke mdt thifit bi nham giai quyet mdt yfiu cau kl thuat thyc tifin (chu de 2) Bu&c GV hudng dan HS xdy dyng dfi cuang, ke hoach cho vific thyc hifin dy an, dd can xac dinh ro cdng vific cdn lam, thdi gian du kifin, phuong tifin, kinh phi, phuong phap tifin hanh vd phan cdng cdng viec nhdm V&i chu de Cdng vific ma cac nhdm can lifin hanh la lya chpn md hinh vdt chdt ehlic ndng hay md hinh hinh vfi, tir dd gidi thich cdu lao, nguyen tdc hoat ddng va tim hifiu muc dich sir dung eua thiet bi thyc lifin V&i chu de Cdng viec ciia eac Y kien trao doi So 8(74) nam 201S quylt dinh din sy dung dto cua phuong to thilt kl da lya chpn Tir day HS nit dugc nhitng sai sot (nlu co) Itoi ca so hoto thien cho mo hinh Trong dieu kien co sa vat chit diy dil, HS CO thl tiln htoh lap rap thiet bj that dua tren miu mo hinh da thiet ke Tu\' nhien, nhiem vu hoi qua siic doi vol HS bac trung hpc thong, vi thl chi nto ap dung doi vai cac bac hpc cao hon website cong bo thtoh qua ciia dir to va chia se thong tin Bif&c Cac thtoh vien thuc hien Co thl t6 chiic gioi thieu sto pham cong viec theo kl hoach va nhiem vu da dy to mpt hoac nhieu buoi, timg dl cho nhom va ca nhto Trong qua sto phim hoac ket hop cac sto phtoi tiiy trinh thyc hien, GV cto to chirc cho HS dilu kien thcri gian cung nhu quy mo du cac bull thto luto, trinh bay dl cucmg to D I hoto thien sto phtoi, GV cho cac sto phim dl cac nhom cimg trao doi gop nhom cimg thto luto, chit vto lin y lin GV chi co nhiem vu don doc, huong dan, kiem tra va giai dap nhung Birdc Kit thuc dy to, GV ciing thic mic theo yeu ciu ciia HS chu khong c6 kiln thirc ve UDKT vira hpc true tiep tham gia thyc hien Birac GV to chuc HS dtoh gia va ty danh gia qua trinh thyc hien ciing Bifo'c HS cong bo sto pham dy nhu sto pham dy to cto nhom thu dupc to bao gom: bai trinh dien Powerpoint giai 2.1.4 Bd cdu ildi khung chtrang Irinh DHTDA cdc UDKT cua vdt li [2] thich cto tao, nguyen tac hoat dong ciia thilt bi dya tren cac nguyen li, dinh luat [6] vat li Bacau hdi khung chuang trinh se giiip cac dy an lap trung vao nhiing hoal sto phtoi cong bo Vdi chd de Sto pham co the la to ddng day hge trgng tam HS dugc gicd thifiu vfi du an thdng qua cdc cau hdi gpi rcri qutog cto hay bai thuyet trinh ve ung md nhtrng y tudng Idn, xuyfin sudt va co dung thyc tien cua thiet bj, cung co the la tinh lien mdn HS bugc phai lu sau nhimg img dung mai nhat cua thiet hi V&i chd de Sto pham la mo hinh hon vfi cac van dfi ndi dung cua mdn hoc theo cac chuan va muc tifiu Cd ba dang vat chat chirc ntog tuong ling voi phuong cdu hdi khung chuang trinh: Cau hdi khai to thiet ke da chpn Cho mo hinh vto quat, cdu hdi bai hgc vd cdu hdl ngi dung htoh de so bp kiem tra tinh hpp li cua duge thifit kfi ldng ghep vao Cau phucmg to thiet ke, day la giai doan kha hdi ngi dung hd trg cho cdu hdi bai hpc quan Sy vto htoh cua mo hinh nhom la dl xuit lira chpn phucmg to thilt kl rapt thilt bi kl thuat CaC nhom tiln htoh thao luto, trao doi y kien nham chon phucmg to thilt kl him hieu nhat GV yeu cau cac nhom xay dung de cuong, kl hoach thuc Men; xac dinh cac cong viec cin tiln htoh, thcri gian, co so vat chit cin cho viec thiet ke, kinh phi du tru, phucmg phap lip rap va to chitc phto cong cong viec cho cac thtoh vien dua tren ntog lire cung nhu cong viec cu the ciia nhom TAP CHi KHOA HOC DHSP TPHCM va cau hdi khdi qudt Cau hdi khai qudt thudng dugc dua trudc, mang tinh thach thlic cao Cdu hdi khai quat: + Gidi thieu khai quat, ddy du nhtmg y tudng xuyfin sudt cac mdn hgc Cdu hdi khai quat cung cap cdu ndi giiia cac bai, pham vi mdn hgc; + Dua nhieu cdu tra ldi Ddi vdl cau hdi loai nay, cau tra ldi thudng khdng cd mgt cudn sach va chung thudng Id nhtmg edu hdi khdi quat vfi thyc tfi; + Thu hilt sy quan tam cua hgc sinh vdi yeu cdu tu bdc cao Dfi trd ldi cdu hdi budc HS phai tu phan lich, dp dung nhtrng gia tri va glal thich nhtmg kinh nghiem ciia minh Cau hdi bai hgc: + Cd ddp dn md, ldi cudn cdc em vdo viec kham pha nhtrng y tudng cu the ddi vdi timg chii dfi, mdn hgc hoac bai hgc Cac nhdm giao vifin d cdc mdn khdc cd thfi dung mdt cau hdi bai hgc cua nhdm cho mdt vdn dfi chung; + Dua vdn dfi hoae kieh thich thdo ludn nham hd trg cho cdu hdi khdi qudt; + Khuyfin khich khdm pha, tri sy hiing thu, cho phep HS tra ldi theo each tifip can sang lao, ddc ddo Phan Thi Hd Linh vd tgk Cdu hdi ngi dung: + Cd cdu tra Idi ro rang, phai diing hay cu the, thudng dugc xfip vao Ioai cdu hdi "ddng"; + Dugc sdp xep theo nhimg tifiu chudn vfi nfii dtmg, muc tieu day hpc, hd trg cho cdc cau hdi khai qudt va cdu hdi ndi dung; + Ddi hdi cac yeu cau ve kifin thiic va kl ndng dgc hifiu dfi tra ldi Kifim tra kha nang ghi nhd ciia HS dya trfin cac thdng tin, thudng yeu cau HS phai xac dinh: Ai, cai gi, d ddu va ndo Nhin chung, bg cau hdi dinh hudng cd tdc dyng hd trg cho qua trinh thyc hifin dya an hgc tap ciia hgc sinh HS himg thii hgc tap hon vdi bg cdu hdi lien he kien thlic dang hgc vdi thyc tifin cugc sdng Do dd, xay dyng bd eau hdi dinh hudng gido vien cdn luu y tdi mdi lien he ciia cac cdu hdi, Hfin he giiia kien thiic dang hgc vdi thyc tifin cudc sdng 2.1.5 Phuang thirc ddnh gid Gdm ed cac phuong thiic sau: Xdy dyng tifiu chi danh gia bai trinh dien Powerpoint, an phdm va website; Cac nhdm ddnh gid Idn dya trfin tifiu chi danh gia dd thdng qua; GV tdng kfit danh gia, cho difim cac nhdm Difim tdng dugc tinh nhu sau: /Diem trung binh cua cac nhdm + diem cua GV X so vi§n nhdm j Moi nhdm ty danh gid difim cho cdc vifin dya vao difim tdng ciia nhdm 73 Y kien trao doi 2.2 Phuang phdp nghien cu'u Gdm cd Nghifin cim li thuyfit: Nghien cim li thuyfit vfi cae UDKT cua vat li, DHTDA, van dung phuong phdp DHTDA day hpc nhiing UDKT cua vat li Thuc nghifim su pham: Thyc nghiem su pham dugc tifin hanh lai Trudng THPT thi xa Quang Trj, tinh Qudng Tri cac Idp thyc nghifim, GV td chirc DHDA vfi UDKT theo tifin trinh da dfi xual Vdi cdc ldp ddi chiing, GV sir dung phuong phdp day hpc truyfin thdng, cdc tifil day dugc lifin hdnh theo diing lifin nhu phdn phdi ehuong trinh ciia Bd Giao due va Dao tao Thdng ke todn hgc: Thdng kfi, xir li sd lieu thu dugc tir cdc kfit qua thyc nghifim su pham Ket qua va thao luan 3.1 Xdy dung bg cdu hdi khung chuffng trinh mgt sd du dn vi irng dung chuffng "Cof Sff cua nhiet dpng lire hoc" kith ugt * Cdu hoi khdi qudt: Sy phat trifin ciia khoa hgc cdng nghfi da ldm thay ddi cupc sdng Clia chiing ta nhu the nao? * Cdu hdi bdi hgc: Cae may nhifit (dpng CO nhifit va may Ianh) cd anh hudng nhu thfi nao vific bdo vfi mdi trudng? * Cdu hdi ngi dung: Ndi dung nguyfin li I nhifit dgng lyc hgc (NDLH) dugc phdt bifiu nhu thfi nao? Ddng CO nhifit: + Thfi nao la dgng co nhifit? 74 So 8(74) ndm 201 + Ddng CO nhiet hoat ddng the( nguyfin tac nao? Chi ro nguyfin Ii I ducR ap dung boat ddng cua dgng cc nhifit nhu thfi ndo? + Cdu tao Clia dgng co nhifit nhi thfi nao? + Nguyen nhdn nao gay d nhilm mdi trudng ddng co nhifii? + Cdng thirc tinh hieu suat cua ddng CO nhifit? May lanh: + Thfi ndo la may lanh? + Mdy lanh hoat ddng theo nguyen tac nao? Chi ro nguyfin li I NDLH ducrc dp dung boat dgng ciia may lanh nhu the ndo? + Cdu tao Clia mdy lanh? + Nguyen nhdn ndo may lanh tac ddng xau dfin mdi trudng? Ldm the nao dfi han chfi tdc dgng dd? + Cdng thirc tinh hieu nang ciia may lanh? Nguyfin Ii II NDLH va dinh [i Cdc-nd: + Trinh bay nguyfin tac cdu tao chung cua cac may nhifit nhu thfi nao? + Nguyfin Ii II NDLH duge phai bifiu nhu thfi nao? + Nguyfin li II NDLH lien quan den hifin tugng gi ty nhien? Mdi quan he giira nd vdi nguyen li I NDLH nhu th^ nao? + Dinh li Cdc-nd dugc difin la boi cdng thirc nao? Dinh Ii dd cd y nghTa § thyc tfi? TAP CHi KHOA HOC BHSP TPHCM Phan Thi Ha Unh va tgk 3.2 Xay dung bing tieu chi ddnh gid dtf dn Bang Bdnh gid qud trinh Ihuc hien du dn (20 diem) Tieu chi Yeu cau Diem toi da Phdn cdng edng vific ddng dfiu, hgp Phan cdng nhifim vu nhdm Ii va hifiu qua • Tham gia thao luan tich cyc, sdi ndi, Tich cue thao ludn ddt nhifiu cau hdi chat van Thdng lin da dang, phong phii, trich Tich cyc thu thdp thdng tin lpc ttr nhifiu ngudn Dfi cuong chi tifil, day dii, hoan Tich cue chuan bi dfi cuong diing thdi gian quy dinh Bdng Ddnh gid bdi trinh dien da phuang dien (60 diem) Tieu chi Vfi kifin thlic Vfi hinh thlic Vfi trinh bay Yeu cau Biem toi da Chinh xac, day du, logic va khoa hpc 20 - Cac slide trinh bay hgp li, phii hgp vdi ngi dung va cd 10 tinh sang tao, tinh tham mT cao - Slide dau thfi hifin sinh ddng chii dfi du an, thang bao cao Slide cudi cd ldi cam an, cd cac slide ve ngudn tai lieu tham khao - Dam bao thdi gian quy dinh - Logic, maeh lac, tu tin, cd sue thuyfit phuc cao 10 - Tra ldi tdt cac cau hdi chat van 10 Bdng Ddnh gid dn phdm du dn vd trang web (20 diem) Tieu chi Vfi ndi dung Ve hinh thirc Yeu cau Diem toi da - Cac thdng tin chinh xac, da dang, cd chpn lgc tir nhifiu nguon - Thfi hifin ro net y tudng cua nhdm 10 - Npi dung bai vifit cd y nghia sau sac hgc tap va thyc lien - Trinh bay sang tao, ro rang, cd tinh thdm mT va tinh khoa hpc cao 10 - Hinh anh minh hpa sinh dgng, hgp li 75 3.3 Mpt s/} du lilt chi tiet M y c TIEU DV AN Han che anh hu'dng cua dgng Cff nhiit ddi vdi moi tru'frng BAI TAP DANH CHO HS CLIA D i ; A N - Trinh bay duqfc cau -Khoa hoc conn "J?^^ "H^X en tru>-en ve van de bao ve moi truong - Cilia se thong tin eiia nhom thong qua website hogc blog - Nhom truong: Phan \ai giao nhieni \\\ cho tung \ icn, theo doi tiEn trinh Unrc hien dy an - KT su: Tim hieu cau tao \ a ngu\en t k hoat dpng, cua dong co nhict nguyen nhan gay nhiem moi truong dong co nhiet - Chu>en \ien thong tin Thu thap mot vai so lipu ve nhiem moi truang - Thanh vicn Uy ban bao vc moi truong tmh Dua cac hinh thirc tu\cn timcn de nang cao nhan thlic cua ban be va mpi nguoi ve van dc bao \ c inoi truong - Thiet ke vicn Thiet k i cac san pham dy au Bao cao vien Thu\et trinh san pham truac lop Thu ki, T6ng hpp thong tm ghi lai nhal ki dy an • > TI Tu lanh bao v^ m5i trirdfng - Trinh bay dupc cau tgo va ngu>"cn tac hoat dpng cua tli lanh ngu\-en nhan gay nhiem moi truong tli lanh sinh va mpt so bien pliap han che "Nhiet dp cua Trdi ddt ngdy cdng tdng hieu img nhd kinh Miia he ndy nhieu gia dinh di mua lu lgnh di chudn bi cho miia ndng gat Ven vai trd gidm doc marketing, em vd nhdm cdc hinh thirc nep thi mot loai lu lgnh vira hgn che d nhiem trudng vira phil hcrp tin Hen ciia nguin ddn Qudng Tn " - Van dyng dupc nguven li I NDLH giai thich hoat dpng cuatu lanh - Tim hieu ve tii lanh gia dinh (mpt loai may bien), dinh nghTa, cau tao va nguyen tac hoat dong cua tu lanh Van dung ngu;en li I NDLH giai thich nguyen tac hoat dpng ciia lu lanh - Bai Powerpoint, ta roi quang cao ve mpt logi tli lanh giam thieu nhicm moi trucmg; website hogc blog - Tim hicu va dua mot so bipn phap han clic nhicin moi truong dupc ngluen ciru hipn na\ - Nang cao nhgn thuc va thai dp diing dan ve van dc bao vp moi trucmg cho HS gdy indt dua mdi Dc hoan dy an cac cm se phai lam viec theo nhom nhipm vu chinh nhy sau; - Tim hieu nguyen nhan ga> nhiem moi truang tu lanh - Nlioni tmong Phan vai giao nhiem vu cho lung \ien nhom theo doi ticn trinh thuc hien du an cua nhom phy trach - K.T su, Tim hicu cau tao v a nguj'cn tac hoat dpng cua tli lanh nguvcn nhan ga\ nhiem moi truong tu lgnh - Chuyen vien thong tin: Tim hieu va dua nipt so bien phap hgn che nhiem moi tnrong dupc nghien ciiu hipn dicu tra thong tin vc \iec su dyng cac loai tu gia dinh a Quang Tn: dieu tra tim hicu nipt loai tu lanh Tian che nhiem moi tru'ong tot nhat dang duoc bay ban trcn thl tnrong Quang Tri - Giam doc marketing' Dua eac hinh thirc quang cao hap dan dc thu hiil sy ciui v cua mpi nguoi vao sail pham lu lgnh hgn che nhiciii moi - Dicu tra thong tin ve v icc sii dyng cac loai tii lgnh gia dinh truang tot nhat dang dupc bay ban tien thi tnrdng a Quang Tn Quang Tn - Dicu tra tim hicu mot loai tii lanh han che nhieni moi truong - Tliict ke \ien Tliiel ke bao cao bai trinh cincu tot nhat dang duoc ba> ban tren thi truong Quang Tn Pov\erpoint \a website (blog) - Ticn hanh quang ba san pham tu lanh nav bang to roi dupc thiet - Bao cao \ ien Thiiv ct trinh san pham truoc lap kc tren kho giaj A4 (su dung phan mem Microsoft Publisher hogc - Tlur ki Tong hpp thong tm, ghi lgi nhat ki du an Photoshop) - Xu li thong tin thu nhgn dupc va irinh dicn bSng Powerpoint - Chia se thong tin cua nhom thong qua wesite hoae biog O X Nang cao hieu suat hoat dong cua c i c m i y nhiet - Trinh bav duoc nguyen li II NDLH - Trinh ba\ dupc dmh li Cac - no va neu y nghla cua no - Danh gia dupc hipu suat lam vipc ciia mot nha mav (so lieu cu th£) - Bai Powerpoint cac ket qua llui duoc to rai tuyen tniv cn \ c tac hgi cua mot so chat gav nhiem khong khi; website hoac blog - Nang cao nhan thiic va tliai dp diing dan ve van dc bao vp moi tnrong cho HS - Nhom Iruong Phan \ giao nhipm v u cho tung Ihanh vien Irong nhom theo doi Hen timh thyc hicn dy an cua nhom phy Hach - KT SU' Tim hicu nguyen l;"ic can lao cua cac dpng CO nhiet giai ihich \ nghTa dinh li Cac - no - Chuv cn \ ien thong tin Tlui ihap mpt v in so ticu vc tmh Irang khai thac su dung nguon tai nguvcn thicn nhicn - Nha khoa hpc Tim hicu cac dinh nghTa qua De hoan dy an nay, cac em sc phai lam vice theo nhom trinh thuan nghich va khong thugn nghich phat bieu nguyen lili NDLH nhiem vu chinh nhu sau: - Thiet kc v ien, Thiet ke cac san pham dy an - Tim hieu nguyen tdc cau tao chung ciia cac ma\ nhipt - Dinh nghTa qua trinh thuan nghich va khong thuan nghich, tnnh - Bao cao vicn' Thuvet trinh san pham truoc lop - Thu ki Tong hop thong tin, ghi lai nhat ki dy an bay nguyen li 11 ciia NDLH - Tim hieu dong co Cac-no, phat bieu dinh li Cac-no, y nghTa ciia - Phu trach tuven truvcn Tuyen trujen cho nguoi dan CO v thiic khai thac tai nguyen hicu qua dmh li Cac-no "Vdn de ndng hrang ludn Id mdt vdn de ndng bong duac cpian ldm Iren pham vi lodn the giin Vdi mice dd khai thdc hien ngudn tdl nguyen ngdy cdng can kiet iMin the ndo de ndng cao hii'ii sudt hoar d('mg ciia cdc mdy nhiet Id nhiem vu hdng ddu ddt ddl vin cdc nhd san xudt Dimg vai Id cdc kT.su die lao em cimg nliom giai Ihich nguyen ldc de ndng cao hieu sudt may nhiet dieu hen Idl nhdt Ddng thoi cd bien phap tuyen iruyen cho itioi ngircn su dung net kiem ngudn nang lucmg thien nhicn nhdm bdo ve mdi trucmg" - ii'ng dyng djnh li Cac-no vice danh gia hieu suSt ciia mot nha may chav bSng hai nucrc, cu the Danh gia hieu suat ciia mpt chu trinh dupc diing mpt dpng ca hoi nuoc hicn dai Cho biet nhiet dp hoi nudc noi hoi len toi 55()"C va nluct dp nuac a binh ngung giam xuong 80' C - Xu li thong tin thu nhan duac va irinh dien bang Powerpoint - Ta roi tuven tru\in mpi nguoi su dung lict kiem nguon tai ngiivcn thien nhlcn - Chia se thong tin ciia nhom qua website hoac blog TAP CHi KHOA HOC DHSP TPHCM Phan Thi Hd Linh vd tgk 3.4 Ket qud thuc nghiem vd ddnh gid 3.4.1 Kit qud dinh tinh DHTDA vfi nhung UDKT ciia vat li Id mpt hinh thiic hpc tap ddi hdi HS phai van dyng nhifiu kT nang dfi hoan nhiem vy dat Qua vific td chuc dy an vfi img dyng chuong Ccf sd ciia NDLH kt thudt, chiing ldi nhdn thdy: HS tim kifim, khai thac va xir li kha tdt cdc thdng tin thu thdp dugc tir sach bdo, tir Intemet va cdc phuang lien truyfin thdng khac Kha nang sir dung may vi tinh ciia HS tang len ddng kfi Ngoai sir dyng may vi tinh dfi lim kifim thdng tin, HS edn sir dung kha thao cdc phdn mfim trinh difin bao cao, tham chi da lam duoc cac dn phdm rdt dep Cac nhdm lam vific tich cyc, khan truong, dam bao diing tifin do, cd sy phdn cdng hop li giira cac vifin nhdm Nhdm trudng td churc difiu khifin tdt Cac budi bao cao dfi cuong cung nhu bao cao san phdm, cac nhdnj trao ddi, chat van kha sdi ndi, thfi hifin sy hifiu bifit vfi ndi dung, tu phfi phan va tifip thu mdt each sdng tao cua ngudi hgc HS bifit cdch tu danh gia sdn phdm ciia minh va cua nhdm khac mdt each khdch quan, chinh xdc 3.4.2 Kit qud dinh luang Tir bang tdng hgp cac tham sd dac trung va thi phdn phdi tan sudt liiy tich, chiing tdi riit dugc nhimg nhan xet sau: Cae Idp chgn Iam ldp thyc nghifim cd difim trung binh (6,56) cao hon difim trung binh cua cac ldp DC (5,40) Difim trung binh X cila nhdm thyc nghifim cao ban nhdm ddi chiing, lech chudn S cd gia tri tuong img nhd nen sd lieu thu dugc it phan tan, dd tri trung binh cd tin cdy cao STN < S^c va VXN < VDC chiing td phan tan d nhdm thyc nghifim giam so vdi nhdm ddi chimg (bang 4) Dudng luy tich ung vdi nhdm ddi chiing nam d bfin trai va ve phia trfin dudng luy tich iing vdi nhdm thyc nghifim (hinh 1) 120 ^j^-rZ^'^ : S 20 10 Hinh Do thi phdn phdi Idn sudt liiy tich cua hai nhom So 8(74) nam 201 Y kien trao doi ddc trtmg Bang Bdng tdng hap cdc tham sd Nhom TN DC Tong so HS 48 4" V 6.56 5.40 S' 3.06 2.77 Do so lugng mau HS dugc chgn thuc nghiem cung nhu doi chung it nen de tin ca\ cao hon, chiing toi da kiem dinh thong ke Ket qua cho thSy HS a nhom thuc nghiem nam vung kien thuc da dugc truyen thu hgn so voi HS g nhom doi chimg Nhu va\ \ iec DHTDA ve LDK.T Clia vat If dat hieu qua cao hon so vgi da\ hoc thong thugng thuc nghiem dat ket qua tot 4, Ket luan Khoa hgc cong nghe cang phat trien, cac UDKT ciia \at li cung cang phong phli, da dang va tinh \ i Viec nghien ciiu cac UDKT cho HS thiy dugc S 1.75 1,66 V% 26.6S 30.74 V = V±m 6.39 = 0.03 5.37 = 0.03 y nghTa to lon ciia viec phat minh cat dinh luat nguyen li vat li cung nhu i nghla Clia viec ling dung chiing dff song, san xuat Day hpc cac UDKT cijj vat Ii la qua trinh quan trgng khong thi thieu day hgc vat li cf truong ph^ thong va cac bac hgc cao hgn Kit qua nghien ciiu va thuc te giang day cho th5y, viec van dung phugng phap DHTDA & day nhung UDKT cua vat li khong nhiino phat huy dugc tinh tich cue chii dong sang tag raa cgn hinh thanh, phat tri&i dugc nhieu kT nang, kT xao, gop phin giao due ki thuat t6ng hgp cho HS TAI LIEU THAM KHAO Nguyen The Khoi (tdng chu bien) (2007) Sdch gido rien vo sdch gido idioa Vdl U10 ndng cao, \\b Giao due Ha \6i Tap doan Intel (2008) Chucmg Irinh day hoc aia Intel DTa VCD danh cho hgc vien lop lap huan chuong trinh "Teach to the future" Ha Xoi Ngu>en Due Tham, Nguyen Ngoc Hung Pham Xuan QuS (2002), Phuang phif gidng day Vdt lid tnrcmg phd thong Nxb Dai hgc Su pham Ha Xoi Pham HCru Tong (2006), Day hoc Vat ii a trudng phd thong theo dinh himngiM trien hoat ddng tich cue tu chu sdng tao vd tu Idioa hoc Nxb Dai hoc Su pham HaNgi Dg Huong Tia (2006) "Day hgc du an va tian trinh thuc hien" Tap chi Gido due (157) tr.16-18 • /http:.'/boxmath \n'4runi'sho\rthread.php?t=l http://\fH"n: dayhoctuonglai edu http:/.'mspil.net.vn/g\-st/forums 11S.aspx 701 (Ngiy Toa soan nhfn ,3am bar 02-10-2014 ngiy phan biin mnh gii: 26-3-201S ngiy chip nhin OSng: 24-8-201S) 80 ... pham Ha Xoi Pham HCru Tong (2006), Day hoc Vat ii a trudng phd thong theo dinh himngiM trien hoat ddng tich cue tu chu sdng tao vd tu Idioa hoc Nxb Dai hoc Su pham HaNgi Dg Huong Tia (2006) "Day... dung mai nhat cua thiet hi V&i chd de Sto pham la mo hinh hon vfi cac van dfi ndi dung cua mdn hoc theo cac chuan va muc tifiu Cd ba dang vat chat chirc ntog tuong ling voi phuong cdu hdi khung... ldi theo each tifip can sang lao, ddc ddo Phan Thi Hd Linh vd tgk Cdu hdi ngi dung: + Cd cdu tra Idi ro rang, phai diing hay cu the, thudng dugc xfip vao Ioai cdu hdi "ddng"; + Dugc sdp xep theo