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A.MỤC TIÊU:  Kin thức: Z<'9E=GG[H Z\K]KM:^_@`4+)%LL 34GG 2.Kỹ năng: Z\":*">ab9E=a Z\349E=078"c Z\(KMHB1K!IHJ Z\EdG":e>0:07a 3.Thái độ: Zf(W7`gF>K^H7834 O9 B.CHUẨN BỊ: 1. Các nhóm":!hO%LL*99D":APO%LL*99 D":HO%LL*`;9 Dc)P!hBJ!IHJ  Cả lớp40i":!hO_@90%LL*99 40iBJ!IHJ C.PHƯƠNG PHÁP: D.TỔ CHỨC HOẠT ĐỘNG DẠY HỌC. 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Thái độf(H.8IH4BJBKK!IHJ \%@o•L\•%J*:@10iO‚‚& %KO9…":O%LL`;9 …":O%LL99 …":AP`":H`":!‘HO %R@uqL_R@’R “E=*2HH7/”J*H7O9'b4!*H7`07G ‡k%@l%@w•‰L_‡•{@y% SÜ sè : j@<$†Dt;b Z@€P!'#0M[H0#0M *#0M(• Z #0ME4H !9•9‚9•!9‚`;!9• 9‚9•9‚99•9‚ 9•99‚9•9 Z_@0%LL34GG*1• Z_v!'94K]KM_@0 %LLT": j@;b Z{THaH@-^O90 J*H7KAH+%`%`%&`%6` %; Z_v!'94IH4KH7 34O9'!'94^34 KO9 Z_vKK(]K34“ O9IH4“AH%`%`%&`%6` %; Z_v)9^02":*">a ba'GG (> I.Cách đo độ di. C2:":€ …%":AP'[HB …%":!h[HP-_<v7*( C3Q":[Ha` 0^E=40:9aH3407 C4:Q95":0H8O0:^ ":/aH!43407 C5LHaHH=3407!84BC e0:0^4`10!IHJ 0^4a)0:aH!43407 /0123 C6:Z‚Z:^‚ &Z4+)‚6Z‚ ;Z4BC0:‚Z0H8O‚ Za) j@&v~L‡ˆL_Z%sL_%}Z@‡vL;b Z_@-*a*">*9AH%`%,`%` % Z{THaH@-5*^!F#BJ 34B Z{THaH@-a–%O'9 "4B— Z"cS9106 BCB4TH9• II. Vận dụng. C7: C8 C99 Về nhZJ*caAH+%Z% Z@a: Z\7ZZ& Z<hBJ&<IHJ'()*+00/": #  Tit 3:ĐO THỂ TÍCH CHẤT LỎNG. A.MỤC TIÊU: 1. Kin thứcZ\9E=GG'()*+ Z\K]KM'(34)*+BCGG(> 2.Kĩ năng\EdGGG'()*+ 3. Thái độ:f(H.`ƒ9ƒ`7!'()*+0BK K!IHJ'()*+ B. CHUẨN BỊ:DE=07.)*+`9E=4O'E˜)*+": D™O9&B14 C.PHƯƠNG PHÁP: .29 D. TỔ CHỨC HOẠT ĐỘNG DẠY HỌC SÜ sè : j@k%@l%`<$†Dt`•w|L@@o}L_b 1.Kiểm tra: Z_@0%LL34":*1• ^E4":!9"c ":*">N9:": Z%Š4BZ‚Z,‚Z 2. ĐVĐ: Bi 1-2.7R"#K\;9 Bi 1-2.8R"#K%69 Bi 1-2.9%LL34":eKB .*4`999 B9 `9Q`;9 j@;b Z{THaH@-a80 J*cAH+ #0M'(*1• #0M'("ce* 1• I.Đơn vị đo thể tích. 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LNG V KHI LNG (10 phỳt) -Yờu cu HS tra li C6 a) GV thụng bao: m=100gP=1N hoc m=0,1 kgP=1N -Yờu cu HS tim mụi quan hờ gia khụi lng va trong lng C6: (1) (2 )-2 00 (3 )-1 0N P=10m *H .5: CNG C-VN DNG-H.D.V.N (5 phỳt) -Yờu cu HS tra li cõu hoi C7, C9 -Kiờm tra cõu tra li cua HS C7: C9: V nha: Tra li li cõu C1 ờn C9 -GV hng dn HS lam C8 -Hoc thuục phn ghi nh -Lam bai tõp trong SBT -oc muc Co thờ em cha biờt... hinh 6. 2 Mi lc co phng va chiu xac inh -Yờu cu HS lam li TN hinh 6. 1, buụng tay nh hinh 6. 2 *H .4: HAI LC CN BNG (10 phỳt) -GV yờu cu HS quan sat hinh 6. 4 tra li cac cõu hoi C6, C7, C8 -GV nhõn mnh trng hp 2 ụi mnh ngang nhau thi dõy vn ng yờn -GV hng dn HS in vao ch trụng cõu C8 -GV nhõn mnh ý c, cõu C8 III Hai lc cõn bng C6: C7: Phng la phng doc theo si dõy Chiu hai lc ngc nhau C8: (1)-cõn bng; (2 )-. .. yờn; (3)-chiu; (4)-phng; (5)-chiu *H .5: VN DNG-CNG C-H.D.V.N (7 phỳt) -Yờu cu HS nghiờn cu tra li C9 C9: a) lc õy; b) lc keo -GV kiờm tra HS -GV nhc li phn hai lc cõn bng va yờu cu HS lam li cac cõu C1 ờn C9 -Bai tõp C10 va bai tõp SBT Ngy son Ngy ging: Tiờt 7: TèM HIU KT QU TC DNG CA LC A.MC TIấU: 1.Kiờn thc: -Biờt c thờ nao la s biờn ụi cua chuyờn ụng va võt bi biờn dng, tim c thi du ờ minh ho -Nờu... xo cua cac qua -GV kiờm tra phn tra nng li cua HS cõu C5, C6 0 0N l0=10cm 0cm 0N -Qua bai hoc cac em ó 1 qua 0,5N l=12cm l-l0= 2cm 0,5N rỳt ra c kiờn thc v nng lc an hụi nh thờ nao? 2 qua 1N l=12cm l-l0=4cm 1N -Yờu cu HS oc muc nng Co thờ em cha 3 qua 1,5N l=12cm l-l0=6cm 1,5N biờtHng dn HS nng trong k thuõt khụng keo dón lo xo qua ln C5: (1)-tng gõp ụi mõt tinh an hụi (2)-tng gõp ba C6: Si dõy cao... K (15 phỳt) -GV hng dn HS iu chnh kim v vi tri sụ 0 -Dựng lc kờ ờ o trong lc, o lc keo -Kiờm tra cõu tra li cua HS -Kiờm tra cac bc o trong lng -Yờu cu HS o lc trong cac trng hphng dn HS cach cm lc kờ ờ o trong mi trng hp, sao cho trong lng cua lc kờ it anh hng ờn gia tri II o mt lc bng lc kờ 1.Cach o lc C3: (1)-Vch 0 (2)-lc cn o (3)-phng 2 Thc hanh o lc -o lc keo ngang -o lc keo xuụng -o trong lc... ra quy luõt B CHUN B: Mi nhom: -Mụt chiờc xe ln -Mụt thanh nam chõm -Mụt lo xo la tron -Mụt qua gia trong st -Mụt gia st C.PHNG PHP: H nhom D T CHC HOT NG DY HC Sĩ số : *H .1: T CHC-KIM TRA-V (8 phỳt) -Hóy phat biờu phn ghi nh trong bai Bài 5.1.C khụi lng Bài 5.3: Sụ 397g ch khụi lng cua sa -Cha bai tõp 5.1 va 5.3 trong hụp Mụt miờng b go cha khoang t 240g ờn 260 g go -Yờu cu HS oc phn V va tra li Ti... ờ tra li C6 khc sõu kiờn thc 7800Kg/m3 0,04m3 = 312 Kg -Khc sõu kiờn thc cua bai qua phn ghi nh V nha:-Tra li C1 ờn C6, thc hiờn C7 -Hoc thuục phn ghi nh -Bai tõp 11.1 ờn 11.5 (SBT) -Nghiờn cu tra li bao cao thc hanh Ngy son Ngy giang: Tiờt13: THC HNH V KIM TRA THC HNH: XC NH KHI LNG RIấNG CA SI A.MC TIấU 1 Kiờn thc: -Biờt cach xac inh KLR cua võt rn -Biờt cach tiờn hanh mụt bai TH võt lý 2 Kĩ năng:... QU TC DNG LC (10 phỳt) -Yờu cu HS nghiờn cu hinh 7.1, chuõn bi dung cu TN -Yờu cu nhom nhõn xet kờt qua TN -GV iu chnh cac bc TN cua HS, giỳp HS nhõn thõy c tac dung cua lo xo la tron vao xe -Yờu cu HS lam TN C4 -Tng t lam TN C5, C6 Nhõn xet -GV kiờm tra ý kiờn cua HS, chnh sa li, yờu cu HS ghi v II Nhng kờt qu tỏc dng ca lc 1 Thi nghiờm -HS hot ụng nhúm 2 Rỳt ra kờt luõn: -HS hot ụng ca nhõn C7:... 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