Thông tin tài liệu
!"#$%&'() ĐỀ 1 : Môn : Vt l – Lp 8 *+,-,./090 pht12*3/-245*+,-,./-,.6789 Câu 1 (2.5đ): :; *<=**.,>?7@=;A/->BC5=*D55@,EF57,4E5GH/EF5IJ/-5GJ/7B.KD/2L/*MEIN,IO/5P; 2*3/-7Q,RS/RTU5RV<MW2EX*IV<2EX*YZ,0 .9 S/7SB5,H/M>?-[=/*.BR:;EC\-,+]^*,7_E`,>?7,7TU;aBb/-7T+/-K.6/*,HB2E] K9 G6/-5*+,-,./K,4Bc,d/W**.,>?-[=/*.BK.6/*,HBRS/] Câu 2 (2.5đ): F5>?5e,;*B\4/7F/-78B7,RH/EF5;D,cP;cV, 2EW;.6EY3/-745*f/-Rg;E.hD5Ki/- j ;3/-;k.7F/-;l5*g;*,m/Yg;2n6>?;k.7F/-;lRVMYL/*0 .9 ^*P,RTU/-;k.>?5e,IVRg;E.hD5-,o.>?5e,IVE[57T+/-] K9 O/5P;;k.>?5e,2*,RH/cP;],p52*,7_;3/-hBC5;k.7F/-;lRVM2qY ;9 g;*bE=*./*;k.>?2*,>BP/-cP;Y,p5>?;*B\4/7F/-78BY Câu 3 (2.5đ): *6;l*m/*T*r/*IsWRVEF55*./*7t/-;*C5;_2*P,RTU/-M2-7./-u5G@/-5*D,;v/Ki/-YwJ/- Gx;;_2*P,RTU/-W2-Y,p57SB7TU;-f/IV6Ke/R8WE yW2-WE y2-IVyM;EYrE7F cV,;k.5*./*Y Câu 4 (2.5đ): F5Kp=cSBcA/-747B/h3,MRL5/TN;7g/-5G6/-EF5CE/*3E;_2*P,RTU/-M-uM h.B =*:5/TN;h3,Y,p5Kp=5Z./*,m5EF5;D;*78B7[/Y*,m5cB/-G,H/-;k./*3ERVzz{X2-Y^IV/*,m5c|/- G,H/-;k./TN;RV M{X2-Y^W/}/-hBC55Z./*,m5;k.cSBRV Y {X2-Y .9 L/*/*,m5RTU/-5*BIV6;k.CE/TN;5G6/-EF5=*:5Y K9 L/*5*+,-,./;S/5*,p5747B/RTU/-/TN;7_5~M ;*67p/2*,K.\*l,*6V/56V/Y,p5;•2- /TN;K.\*l,*6V/56V/u ;S/=*e,;B/-;C=EF5/*,m5RTU/-RVMW<Y {15G6/-aBD5Gr/*K.\ *l,/*,m57F2*3/-5*.\7Q,9 ;9 L/**,mBhBC5;k.Kp=K,p5747B/h3,RTU/-/TN;/_,5GH/5*r=*e,7P5;*D\*p5M-cSB*Z.Y ĐỀ 2: MÔN: VẬT LÝ 8 Thời gian: 90 phút (không kể thời gian giao đề) Bài 1 (2,5 điểm): .,-Tl/- W M IB3/--_;IN,/*.BY,.hD/-"=*e/ >@aB.;D;-Tl/-/*T*r/*IsKH/Y *•/-E,/*5,.=*e/>@;BP,^wh6/- h6/-IN," Bài 2 (1,5 điểm): PHÒNG GD&ĐT ……………… ĐỀ THI CHỌN HỌC SINH GIỎI TRƯƠNG THCS ……………… E E " ^ w M !"#$%&'() F5/-T+,7,>?ED\5~7p/;D;*/*.B EY€.aBb/-7T+/-7SB>?7,IN,IO/5P;I Y€.aBb/- 7T+/-h.B>?7,IN,IO/5P;I M Ki/-EF5/€.I Yb\5L/*IO/5P;I •I M h.6;*6h.B=*:5/-T+,C\7p/ 7TU; b\5L/*IO/5P;I M Y Bài 3 (2 điểm):F5Kr/*5*3/-/*.B;_;*•./TN;Y.,/*D/*;k.Kr/*;_;A/-2L;*5*TN;Y‚QIV6EF5 /*D/*;k.Kr/*RTU/-cSB;_;*,8B;.6RVz;EY,p55Gx/-RTU/-G,H/-;k.cSBRVzXE < WIV5Gx/- RTU/-G,H/-;k./TN;RVXE < Yb\5L/*7F;*H/*Rm;*Eg;;*C5RZ/-5G6/-*.,/*D/*;k.Kr/*] Bài 4 (1,5 điểm): F52*P,-`/pB5*e5G6/-/TN;5*r/_/Q, < 5*45L;*W/pB5*e5G6/-cSB5*r/_/Q, 5*4 5L;*Yb\>D;7ƒ/*2*P,RTU/-G,H/-;k.cSBWK,p52*P,RTU/-G,H/-;k./TN;RV-X;E < Y Bài 5 (2,5 điểm): F52*P,5*n=;_2*P,RTU/-Eu/*,m57F 2*,5*eIV6EF5Kr/*;_;*•.<W2- /TN;5*rRVE/*,m57F;k./TN;5}/-5~M 7p/ Y .9 L/*EWK,p5 RV/*,m5cB/-G,H/-;k./TN;RV M{X2-Y^IV/*,m5cB/-G,H/-;k.5*n=RV {X2-Y^Y6,/*T;*„;_hg5G.67Q,/*,m5-,o.;D;2*P,5*n=IV/TN;Y K9 *e5,p=IV6/TN;2*P,5*n=5*•*.,;_2*P,RTU/- M m u 5*r/*,m57Fh.B;A/-;k./TN;RVK.6 /*,HB]6,/*T;*„;_hg5G.67Q,/*,m5-,o.;D;2*P,5*n=IV/TN;Y HẾT ĐỀ 3: MÔN: VẬT LÝ 8 *+,-,./0=*:51Không kể thời gian giao đề9 Câu 1: (3điểm) F5353;*B\4/7F/-5GH//€.7SB76@/7T+/-IN,IO/5P;2EX*Y(*S/;J/R@,/_ ;*B\4/7F/-IN,IO/5P;2EX*5G6/-/€.5*+,-,./7SBIV 2EX*5G6/-/€.5*+,-,./h.BYrEIO/5P; 5GB/-Kr/*;k.3535GH/;e76@/7T+/-Y Câu 2: (2điểm)F5E,p/-5*n=;_R`*Q/-uKH/5G6/-Y%A/-Rg;2p765Gx/-RTU/-;k.E,p/-5*n=5G6/- 2*3/-2*L5*C\Rg;2p;*„<Y*:/-E,p/-5*n=IV6/TN;5*C\Rg;2p;*„<MYb\>D;7ƒ/*5*45L;*R` *Q/-WK,p55Gx/-RTU/-G,H/-;k./TN;RVXE < W;k.5*n=RVzXE < Câu 3: (3điểm)GH/*.,7SBEF55*./*;•/-/*…;_5G?6*.,IO52*P,RTU/-RS/RTU5RVE y2-IVE M y 2-Y-T+,5.cA/-Rg;2p74E_;IV6EF57,4E)5GH/5*./*Yb\>D;7ƒ/*Iƒ5GL;k.7,4E)742*,*m 5*P/-;v/Ki/-5*r5*./*/iE/ /-YrEhP;*„;k.Rg;2p2*,7_WK,p5;*,8BcV,;k.5*./*Ki/-;E Câu 4: (2điểm)‚SB5*n=;k.EF5K:.ED\;_2*P,RTU/-M2-/_/-RH/5*HEM C h.BW=**6@57F/-Y ,p5Gi/-;*„;_ j;l/}/-;k.K:.ED\;*B\4/5*V/*/*,m5/}/-;k.7SBK:.YL/*;3/-IV;3/-hBC5 ;k.K:.YC\/*,m5cB/-G,H/-;k.5*n=RV {X2-Y^Y Hết ĐỀ 4: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) V,Y1MW79:;-,+*.,353;A/-2*u,*V/*5~*.,7,4EIV;D;*/*.B2EIV7,/-TU;;*,8B /*.BYO/5P;;k.>?7,5~RV<2EX*WIO/5P;;k.>?7,5~RVMz2EX*Y .YrE2*6e/-;D;*-,o.M>?R:;z-,+ KY†D;7ƒ/*Iƒ5GLIV5*+,7,4ER:;*.,>?-[=/*.BY r/* !"#$%&'() V,MY1M79F5Kr/*5*3/-/*.B-tEMP/-*r/*5G|-,P/-/*.B-*n=R,8/7D\Y-T+,5.7QIV6EF5L5/TN; h.B7_KZIV65G6/-/_EF5aBe;SBKi/--`2*P,RTU/-M-5*r5*C\Eg;/TN;cv/-;.6MEEYL/*5,p5 c,m// /-;k.P/-;k.Kr/*5*3/-/*.B V,<Y1MW79^*,2n6EF5IO5;_2*P,RTU/-E y2-74c,;*B\4/78B5GH/hV/5.;S/EF5Rg;‡ y 5*?6=*Tl/-c,;*B\4/;k.IO5Y*6Gi/-Rg;;e/;*B\4/7F/-1Rg;E.hD595„RmIN,5Gx/-RTU/-;k.IO5Y .YL/*Rg;;S/742n6EF5IO5;_2*P,RTU/-E M y2-c,;*B\4/78B5GH/E[5hV/ KYL/*;3/-;k.Rg;74IO5E M 7,7TU;aBb/-7T+/-EY%A/-7t5*ƒc,d/5eRg;2n65*.65*?6aBb/- 7T+/-c,;*B\4/74K,4Bc,d/;3/-/V\ V, Y1<79F55*.B/*3E2*P,RTU/-W2-7g/-M2-/TN;uM Y .Y*eIV65*.B/TN;EF55*Z,7t/-;_2*P,RTU/-M-RC\uRJG.YTN;/_/-7p/MWM YrEE*,m57F ;k.Kp=RJ],p5/*,m5cB/-G,H/-;k./*3EW/TN;W7t/-RS/RTU5RV yzz{X2-Y^W M y M{X2-Y^W < y <z{X2-Y^YZaB.hg56e/*,m5G.E3,5GT+/-/-6V,Y KY*g;G.5G6/-5GT+/-*U=/V\/*,m5RBU/-56eG.E3,5GT+/-/-6V,RVj;B/-;C=;*6/TN;YrE/*,m5 7F5*g;hg;k.Kp=RJ HẾT ĐỀ 5: MÔN : VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Bài 1 (2,0đ): F5/-T+,7./-/-t,5GH/EF53535e,7./-;*B\4/7F/-78BIN,IO55P;z2EX*Y*r5*C\EF5353 cBRƒ;*u;D;*>.Er/*<EIV;*B\4/7F/-/-TU;;*,8BWh.BMh*.,>?-[=/*.BY .YL/*IO/5P;;k.>?353cBRƒ;*h6IN,7T+/-] KY hh.B2*,-[=/*.BW*.,353;D;*/*.BK.6/*,HB] Câu 2 (3,0đ): -T+,5.cA/-*m5*P/-GJ/-Gx;745G|;EF5IO5;QKi/-7t/-;_5Gx/-RTU/- (y< 5~7D\*thvByERH/1*r/*9Yb\5L/*0 9 g;2n62*,0 .Y TU/-u=*L.5GH/E[5/TN;Y KY TU/-;*rE*6V/56V/cTN,/TN;Y M9 L/*;3/-5Q/-;F/-;k.Rg;2n65TU/-5~7D\*tRH/=*L.5GH/E[5 /TN;*y E1,p55Gx/-RTU/-G,H/-;k.7t/-IV;k./TN;RS/RTU5RVzXE < W XE < Y Z aB.5Gx/-RTU/-;k.;D;GJ/-Gx;Y9 Bài 3 (2,0đ): GF/Rˆ/GTUBIV/TN;/-T+,5.5*B7TU;*`/*U=/[/- -u/*,m57F< Y L/* 2*P,RTU/-;k./TN;IV2*P,RTU/-;k.GTUB7b5GF/Y,p5Gi/-K./7SBGTUB;_ /*,m5 7F IV/TN;;_/*,m57F W;*6K,p5/*,m5cB/-G,H/-;k./TN;RV M{X^-Y^W ;k. GTUBRVM{X^-Y^Y Bài 4(1,5đ): .,-Tl/-=*‰/- W M aB.\E[5=*e/>@IV6/*.BIV5@6IN,/*.BEF5-_; YF57,4E"/iE 5G6/-2*6e/-*.,-Tl/-Y .9b\/HB;D;*Is7T+/-7,;k.5,.hD/-=*D5G.5~"=*e/>@RS/RTU5aB. W M Gt,aB.\5GuR@,"] K9L/*-_;5@6Ku,5,.5N,>BC5=*D55~"IV5,.=*e/>@7,aB."] Câu 5(1,5đ): r/*5*3/-/*.B-tE*.,/*D/**r/*5G|5,p5c,m/RS/RTU5 RV" W" M ;_;*•./TN;/*T*r/*IsYGH/E[5/TN;;_7[5 ;D;=,553/-EZ/-W2*P,RTU/-E W E M Yg;/TN;*.,/*D/* ;*H/*/*.BEF576@/*y;EY .YL/*2*P,RTU/-E;k.aBe;v/7[5RH/=,553/-RN/74 h S 2 S 1 !"#$%&'() Eg;/TN;u*.,/*D/*/ /-/*.BY KYpB7[5aBe;v/h./-=,553/-/*Z5*rEg;/TN;*.,/*D/* R:;KC\-,+hs;*H/*/*.BEF576@/Ki/-K.6/*,HB] *62*P,RTU/-G,H/-;k./TN;%y2-XE < W" yM;E M W" M y;E M IVKZaB.D=hBC52*LaB\4/Y ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠp5ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ ĐỀ 6: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu 1. 13 điểm9:;-,+W*.,353;A/-2*u,*V/*5~M7ƒ.7,4EW;D;*/*.Bz2EIV7,/-TU;;*,8B /*.BYO/5P;;k.>?7,5~7p/RV 2EX*WIO/5P;;k.>?7,5~7p/RV<M2EX*Y .9 L/*2*6e/-;D;*-,o.M>?IV6R:;z-,+Y K9 ‚p/EC\-,+5*rM>?-[=/*.BWIƒ5GL*.,>?R:;-[=/*.B;D;*K.6/*,HB2E] Câu 20( 2 điểm ) -T+,2HEF55CEID/742n6EF5;D,*JE;_5Gx/-RTU/-RH/EF5;*,p;>?5e,YhV/>?;.6 WzEW5CEID/cV,MWEWRg;2n6Ki/-<Y .YL/*Rg;E.hD5-,o.7D\*JEIVE[5ID/] KYL/**,mBhBC5;k.E[5=*‰/-/-*,H/-] Câu 3. 12 điểm9‚[5EF5K.6-@62*P,RTU/-2-RH/EF5;D,-*pKP/;*v/;_2*P,RTU/- 2-Y%,m/5L;* 5,p=>:;IN,E[57C5;k.E`,;*v/-*pRVz;E M YL/*D=hBC5;D;;*v/-*p5D;c|/-RH/E[57C5Y Câu 4: 13điểm9F5Kr/*5*3/-/*.B;_;*•./TN;Y.,/*D/*;k.Kr/*;_;A/-2L;*5*TN;Y‚QIV6EF5 /*D/*;k.Kr/*RTU/-cSB;_;*,8B;.6RVz;EY,p55Gx/-RTU/-G,H/-;k.cSBRVzXE < WIV5Gx/- RTU/-G,H/-;k./TN;RVXE < Yb\5L/*7F;*H/*Rm;*Eg;;*C5RZ/-5G6/-*.,/*D/*;k.Kr/*] ĐỀ 7: MÔN : VẬT LÍ 8 Thời gian : 90 phút ( Không kể thời gian giao đề) Bài 1: (2 điểm) F5/-T+,7,>?7@=5GH/EF576@/7T+/-5*‰/-YGH/ < 76@/7T+/-7SB7,IN,IO/5P;M2EX*W < 76@/7T+/-5,p=5*?67,IN,IO/5P;2EX*IV < 76@/7T+/-;BP,;A/-7,IN,IO/5P;2EX*YL/*IO/ 5P;5GB/-Kr/*;k.>?7@=5GH/;e76@/7T+/- YBài 2 (2 điểm):F5;*,p;IJ/-Ki/-*U=2,EIV/-IVK@;W2*,;v/5G6/-2*3/-2*L;_5Gx/-RTU/-( y<Y ^*,;v/5G6/-/TN;WIJ/-;_5Gx/-RTU/-(yMW Yb\>D;7ƒ/*2*P,RTU/-=*S/IV/-IV2*P,RTU/- =*S/K@;5G6/-;*,p;IJ/-/pB>?EGi/-5*45L;*;k.IJ/-7:/-Ki/-5Q/-5*45L;*K./7SB ;k.IV/- IV5*45L;*K./7SB M ;k.K@;Y^*P,RTU/-G,H/-;k.IV/-RV<2-XE < W;k.K@;2-XE < Y !"#$%&'() Bài 3.12 điểm9.,Kr/*/TN;-,P/-/*.BW;*•.*.,RTU/-/TN;/*T/*.BYr/*5*•/*C5;_/*,m57F5 W Kr/*5*•*.,;_/*,m57F5 M y < M 5 Y".B2*,5GF/Rˆ/IN,/*.B/*,m57F2*,;v/Ki/-RVM YrE/*,m57FK./ 7SBE`,Kr/*Y Bài 4: 12,5 điểm).,Kr/*5G|5*3/-/*.B7[55*‰/-7•/-;*•./TN;7TU;7O\Ki/-;D;=,556/-;_2*P, RTU/- y2-W M yM2-Y‹Iƒ5GL;v/Ki/-W=,556/-5*•/*C5;.6*l/=,556/-5*•*.,EF576@/*y ;EY^*,7[5RH/=,556/-5*•/*C5aBe;v/EyM2-W;D;=,556/-;v/Ki/-u;A/-7F;.6YpB7[5aBe;v/u =,556/-5*•*.,W;*:/-hs;v/Ki/-uIƒ5GL/V6] Bài 5: (1,5 điểm) F55,.hD/-E[55G+,/-*,H/-EF5-_; < α = h6IN,=*Tl/-/iE/ /-Y%A/-EF5-Tl/-=*‰/-*•/- 5,.hD/-7_74h6,hD/-7D\EF5P/-5G|5*‰/-7•/-YZ,-_;/-*,H/- β ;k.E[5-Tl/-h6IN,=*Tl/-/iE / /-RVK.6/*,HB]1_Is*r/*K,4Bc,d/7T+/-5GB\8/5,.hD/-/_,5GH/9 ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ* Hết *ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ ĐỀ 8: MÔN: VẬT LÝ 8 *+,-,./0=*:51Không kể thời gian giao đề) Câu 1:( 3 điểm ) .,aBe;SB-,P/-*m5/*.B7TU;5G?6IV6*.,7SBIV;k.EF55*./*2,ER6@,Ee/*W/*…Y*./*7TU; -,o5*}/-Ki/-/*+cv\Ef;5@,)Y ,p5)y)yRyM;EY*:/-aBe;SBu7SBIV6;*OB7g/-;*C5RZ/-/-T+,5.5*C\5*./*EC5 5*}/-Ki/-Y‚45*./*;v/Ki/-5GuR@,=*e,cƒ;*7,4E5G?6)I8=*L.EF576@/>yM;EYrE^w;k. ;*C5RZ/-YŒBe;SB;_% yWz-X;E < Câu 2:(3 điểm) R:;z-,+*.,>?ED\;A/-2*u,*V/*5~*.,7ƒ.7,4EIV;D;*/*.B2E7,/-TU;;*,8B/*.BYO/5P; ;k.>?7,5~RV<2EX*IV;k.>?7,5~RVMz2EX*Y†D;7ƒ/*Iƒ5GLIV5*+,7,4E*.,>?-[=/*.BY Câu 3: (2 điểm ) F5353;*@\IN,IO/5P;<2EX*5*r;3/-hBC5ED\=*e,h,/*G.RV^qY,mBhBC5;k.ED\RV<jY‚4>? 7,*p5aBb/-7T+/-2E;S/K.6/*,HBRL5>}/-],p52*P,RTU/-G,H/-;k.>}/-RV2-XE < W/}/-hBC5 56e/*,m5;k.>}/-RV WY {X^-Y Câu 4: (2 điểm ) G6/-EF5P/-;*o;_;*•.5*B•/-v/Y-T+,5.7QEF5;F5/TN;;.6* yWzEIV6/*D/*=*e,W7QEF5 ;F5cSB;.6* M yW EIV6/*D/*5GD,YL/*7F;*H/*Rm;*E•;5*B•/-v/u*.,/*D/*W;*65Gx/-RTU/-G,H/- ;k./TN;WcSBIV5*B•/-v/RS/RTU5RVc yXE < W c M yzXE < IVc < y<XE < Y Hết !"#$%&'() ĐỀ 9: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu 1: (2,0 điểm) ‚[5EF5K.6-@62*P,RTU/-2-RH/EF5;D,-*pKP/;*v/;_2*P,RTU/- 2-Y%,m/5L;*5,p=>:; IN,E[57C5;k.E`,;*v/-*pRVz;E M YL/*D=hBC5;D;;*v/-*p5D;c|/-RH/E[57C5Y Câu 2: (3,0 điểm) .,-Tl/-=*‰/- W M aB.\E[5=*e/>@IV6/*.BIV5@6IN,/*.BEF5-_; YF57,4E"/iE 5G6/-2*6e/-*.,-Tl/-Y .9b\/HB;D;*Is7T+/-7,;k.5,.hD/-=*D5G.5~"=*e/>@RS/RTU5aB. W M Gt,aB.\5GuR@,"Y K9L/*-_;5@6Ku,5,.5N,>BC5=*D55~"IV5,.=*e/>@7,aB."Y Câu 3: (3,0 điểm) :;-,+W*.,353;A/-2*u,*V/*5~M7ƒ.7,4EW;D;*/*.Bz2EIV7,/-TU;;*,8B/*.BY O/5P;;k.>?7,5~7p/RV 2EX*WIO/5P;;k.>?7,5~7p/RV<M2EX*Y .9L/*2*6e/-;D;*-,o.M>?IV6R:;z-,+Y K9‚p/EC\-,+5*rM>?-[=/*.BWIƒ5GL*.,>?R:;-[=/*.B;D;*K.6/*,HB2E] Câu 4: (2,0 điểm) F5Kr/*5*3/-/*.B;_;*•./TN;Y.,/*D/*;k.Kr/*;_;A/-2L;*5*TN;Y‚QIV6EF5/*D/*;k. Kr/*RTU/-cSB;_;*,8B;.6RVz;EY,p55Gx/-RTU/-G,H/-;k.cSBRVzXE < WIV5Gx/-RTU/-G,H/- ;k./TN;RVXE < Yb\5L/*7F;*H/*Rm;*Eg;;*C5RZ/-5G6/-*.,/*D/*;k.Kr/*] HẾT ĐỀ 10: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu1.1MW7,4E9 .,-Tl/-=*‰/- IV M 7TU;KP5GL*U=IN, /*.BEF5-_; α /*T*r/*IsY.,7,4EhD/- IV7TU;7[5IV6-,o.*.,-Tl/-Y .XGr/*KV\;D;*Is5,.hD/-hBC5=*D5 5~=*e/>@RS/RTU5RH/-Tl/- M 7p/-Tl/- Gt,7p/Y KXpBe/*;k.aB. ;D;*RV M;EIVe/*;k.aB. M ;D;*RV;EY M ^*6e/-;D;*-,o.*.,e/*7_RVM;EYL/*-_; α Y Câu2. 1<W7,4E9 F5;D,/t,Ki/-/*3E;*•./TN;uM W;e/TN;IV/t,;_2*P,RTU/-<2-Y‚Q5*HEIV6/t,RL5 /TN;h3,5*r/*,m57F;k./TN;5G6/-/t,RV Yb\;*6K,p50=*e,7Q5*HEK.6/*,HBRL5/TN;h3,/TN;h3, /o.74/*,m57F;k./TN;5G6/-/t,RV YZaB.hgEC5ED5/*,m5G.E3,5GT+/-/-6V,5G6/-aBD5Gr/* 5G.67Q,/*,m5W2*_,RTU/-G,H/-;k./TN;RV2-XE < Y Bài 3. 1MW5 điểm9 :;-,+W*.,353;A/-2*u,*V/*5~M7ƒ.7,4EW;D;*/*.Bz2EIV7,/-TU; ;*,8B/*.BYO/5P;;k.>?7,5~7p/RV 2EX*WIO/5P;;k.>?7,5~7p/RV<M2EX*Y ;9 L/*2*6e/-;D;*-,o.M>?IV6R:;z-,+Y c9 ‚p/EC\-,+5*rM>?-[=/*.BWIƒ5GL*.,>?R:;-[=/*.B;D;*K.6/*,HB2E] . . α !"#$%&'() Câu 4: 12,0 điểm9F5Kr/*5*3/-/*.B;_;*•./TN;Y.,/*D/*;k.Kr/*;_;A/-2L;*5*TN;Y‚QIV6 EF5/*D/*;k.Kr/*RTU/-cSB;_;*,8B;.6RVz;EY,p55Gx/-RTU/-G,H/-;k.cSBRVzXE < WIV5Gx/- RTU/-G,H/-;k./TN;RVXE < Yb\5L/*7F;*H/*Rm;*Eg;;*C5RZ/-5G6/-*.,/*D/*;k.Kr/*] ĐỀ 11: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu1. (2 điểm). F5/-T+,7,>?7@=7,/€.aBb/-7T+/-7SBIN,IO/5P; I y2EX*W7,/€.aBb/-7T+/-;J/R@,IN,IO/5P;I M 2*3/-7Q,Y,p5;D;76@/7T+/-EV/-T+,C\7,RV 5*‰/-IVIO/5P;5GB/-Kr/*5GH/;eaBb/-7T+/-RV2EX*Yb\5L/*IO/5P;I M Y Câu2. (3 điểm). F5;*OB/*3E2*P,RTU/-W2-7g/-M2-/TN;uM .9*eIV6;*OB/*3EEF55*Z,7t/-;_2*P,RTU/-M-RC\uRJG.YTN;/_/-7p/MWM YrE /*,m57F;k.Kp=RJ],p5/*,m5cB/-G,H/-;k./*3EW/TN;IV7t/-RS/RTU5RV0; yzz{X2-Y^W; M y M{X2-Y^W; < y<z{X2-Y^YZaB.hg56e/*,m5G.E3,5GT+/- K9*g;G.5G6/-5GT+/-*U=/V\W/*,m5RTU/-56eG.E3,5GT+/-RVj/*,m5RTU/-;B/-;C=;*6 ;*OB/TN;YrE/*,m57F5*g;hg;k.Kp=RJY Câu3.(2,5 điểm). .,*r/*5G|IV7[55*‰/-7•/-;_5,p5c,m/RS/RTU5RV;E M IV M;E M 7TU;/P,5*3/-7D\Ki/-EF5P/-/*ZaB.2*6D2/*T*r/*IsY:; 7SB2*6D274/-}/;D;**.,Kr/*Wh.B7_7Q<RL5cSBIV6Kr/*W7QW RL5 /TN;IV6Kr/*Y".B7_Eu2*6D2745@65*V/*EF5Kr/*5*3/-/*.BYL/* 7F;.6Eg;;*C5RZ/-uE`,Kr/*Y*6K,p55Gx/-RTU/-G,H/-;k.cSBIV;k. /TN;RS/RTU5RV0c yzXE < •c M yXE < Bài 4. (2,5 điểm). .,-Tl/-=*‰/-19IV197[5h6/-h6/-aB.\E[5=*e/>@IV6/*.BIV;D;*/*.BEF52*6e/- y;EYGH/76@/5*‰/-;_7[5EF57,4EhD/-";D;*-Tl/-19EF576@/"y<;EY†n5EF5 7,4E)/iE5GH/7T+/-5*‰/-7,aB."IVIB3/--_;IN,;_2*6e/-;D;*)"y<;EY .9s7T+/-7,;k.EF55,.hD/->BC5=*D55~"=*e/>@RS/RTU55GH/-Tl/-195@,W5GH/-Tl/-195@,^ Gt,5GB\8/aB.)Y ;9L/*;D;2*6e/-;D;*5~^W5N,Y HẾT ĐỀ 12: MÔN: VẬT LÝ 8 *+,-,./0=*:5(không kể thời gian giao đề) Câu 1 (3 đ’)0*6*.,Kr/**r/*5G|IV5*3/-7D\IN,/*.B Ki/-EF5 P/-/*Z;_I./W5*45L;*2*3/-7D/-24 1>?E*r/*9Y ‚_/-I./Y‚QIV6Kr/*EF5RTU/-/TN;7p/;*,8B;.6 * yz;EWh.B7_7QRH/5GH/E[5/TN;EF5RN=;*C5RZ/-;.6 2 T T A B Hình 1 !"#$%&'() * M y ;E;_5Gx/-RTU/-G,H/-c M yXE < IV7QIV6Kr/*;*C5RZ/-5*•K.;_;*,8B;.6* < y;EIV;_ 5Gx/-RTU/-G,H/-RVc < yzXE < W;D;;*C5RZ/-2*3/-*J.Rˆ/IV6/*.BY .9L/*D=hBC55D;c|/-RH/7D\;k.E`,Kr/*Y,p55Gx/-RTU/-G,H/-;k./TN;RV c yXE < Y K9uI./74*.,Kr/*5*3/-/*.BYL/*7F;*H/*Rm;*;*,8B;.6;k.E[55*6D/-;*C5RZ/-u*.,Kr/*Y Câu 2 (3 đ’)0F5353;_5Gx/-RTU/-(yMW2*,;*@\5GH/76@/7T+/-/iE/ /-;_;*,8BcV,hy 2EIN,IO/5P;2*3/-7Q,Iy 2EX*5*r7F/-;l3537bh,/*;3/-RVz2{YZ,2*,3537_;*B\4/7F/- 5GH/EF576@/7T+/-cP;RH/=*L.5GH/5*r/_;*@\IN,IO/5P;Ki/-K.6/*,HB],p5Gi/-;•7,*p5;*,8BcV, RyME5*r;*,8B;.6;k.cP;5}/-5*HEEF576@/*yEY,e5*,p5;3/-hBC5;k.353WRg;;e/;k.-,_IV E.hD55D;c|/-RH/3535G6/-R:;;*B\4/7F/-RV2*3/-7Q,Y Câu 3 (2,5 đ’)0L/*/*,m5RTU/-Œ;S/5*,p574;*6M2-/TN;7DuŠ K,p/5*V/**l,Y*6K,p5/TN;7D ;_/*,m5cB/-G,H/-; yz{X2-Y^•/TN;RZ/-;_/*,m5cB/-G,H/-; M y M{X2-Y^•/*,m5/_/-;*e\;k. /TN;7DRV λy< Y {X2-•/*,m5*_.*l,;k./TN;u RV yM<Y {X2-Y Câu 4 (1,5 đ’)0*,pBEF55,.hD/-"IV6-Tl/-=*‰/-1>?E*r/*M9YpBaB.\5,./V\5GH/E[5=*‰/-5N, >B/-aB./*7,4E"EF5-_;αh.6;*67,4EIˆ//iE 5GH/ E[5 =*e/>@;k.-Tl/-5*r5,.=*e/>@aB.\EF5-_;K.6 /*,HB] ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŽŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ ĐỀ 13: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu 1013 điểm9^*,;xhD5EF55*./*7t/-W*6[;EF55*./*hf5IV6EF5E,p/-R?/Gt,7T.R@,-S/;D;E•B -,C\I|/5*r5.5*C\;D;E•B-,C\I|/2*3/-Kƒ*:5Y*TIO\;_5*42p5RBO/Gi/-2,ER6@,2*3/-Kƒ/*,dE 7,m/c6;xhD52*3/-]rh.6] Câu 2. 13 điểm9‚[5EF5K.6-@62*P,RTU/-2-RH/EF5;D,-*pKP/;*v/;_2*P,RTU/- 2-Y%,m/5L;* 5,p=>:;IN,E[57C5;k.E`,;*v/-*pRVz;E M YL/*D=hBC5;D;;*v/-*p5D;c|/-RH/E[57C5Y Câu 3.15 điểm9.,-Tl/-=*‰/- W M aB.\E[5=*e/>@IV6/*.BIV5@6IN,/*.BEF5-_; YF5 7,4E"/iE5G6/-2*6e/-*.,-Tl/-Y .9b\/HB;D;*Is7T+/-7,;k.5,.hD/-=*D5G.5~"=*e/>@RS/RTU5aB. W M Gt,aB.\5GuR@, "Y K9L/*-_;5@6Ku,5,.5N,>BC5=*D55~"IV5,.=*e/>@7,aB."Y Bài 4. 15 điểm9 :;-,+W*.,353;A/-2*u,*V/*5~M7ƒ.7,4EW;D;*/*.Bz2EIV7,/-TU;;*,8B /*.BYO/5P;;k.>?7,5~7p/RV 2EX*WIO/5P;;k.>?7,5~7p/RV<M2EX*Y ?9 L/*2*6e/-;D;*-,o.M>?IV6R:;z-,+Y •9 ‚p/EC\-,+5*rM>?-[=/*.BWIƒ5GL*.,>?R:;-[=/*.B;D;*K.6/*,HB2E] " Hình 2 !"#$%&'() Câu 5: 14 điểm9F5Kr/*5*3/-/*.B;_;*•./TN;Y.,/*D/*;k.Kr/*;_;A/-2L;*5*TN;Y‚QIV6EF5 /*D/*;k.Kr/*RTU/-cSB;_;*,8B;.6RVz;EY,p55Gx/-RTU/-G,H/-;k.cSBRVzXE < WIV5Gx/- RTU/-G,H/-;k./TN;RVXE < Yb\5L/*7F;*H/*Rm;*Eg;;*C5RZ/-5G6/-*.,/*D/*;k.Kr/*] HẾT ĐỀ 14: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Bài 1: (2 điểm) F5/-T+,7,>?7@=5~7p/Y < 5*+,-,./7SB7,IN,IO/5P;I yM2EX*W < M 5*+,-,./;J/R@,IN, IO/5P;I M /V67_Y,p5Gi/-IO/5P;5GB/-Kr/*5GH/;eaBb/-7T+/-RV2EX*Yb\5L/*IO/5P;I M Y Bài 2: (2,75 điểm) -T+,5.2n6EF5IO5W;_2*P,RTU/-E y-W;*B\4/7F/-78BRH/E[5=*‰/-/-*,H/-1/*T*r/*Is9Y ,p5%y E•%yEY .Y pBKZaB.E.hD55*rIO5=*e, ;_2*P,RTU/-E RVK.6/*,HB] KY *g;5p;_E.hD5/H/742n6IO5 7,RH/78B/-T+,5.=*e,5G?6IO5;_2*P, RTU/-E‘ y<2-YL/**,mBhBC5;k.E[5=*‰/- /-*,H/-Y,p5cv\/P,;_2*P,RTU/-2*3/-7D/-24Y Bài 3: (2,5 điểm) F52*P,-`/pB5*e5G6/-/TN;5*r/_/Q, < 5*45L;*W/pB5*e5G6/-cSB5*r/_/Q, 5*45L;*Yb\ >D;7ƒ/*2*P,RTU/-G,H/-;k.cSBWK,p52*P,RTU/-G,H/-;k./TN;RV-X;E < Y Bài 4: (2,75 điểm) F55*A/-;*•.RTU/-/TN;Eu/*,m57FM Y-T+,5.7QEF5RTU/-ME/TN;h3,1u 9IV6 5*A/-Y^*,7@5;v/Ki/-/*,m5W/*,m57F;k./TN;5G6/-5*A/-RV YpB5GTN;2*,7QRTU/-ME/TN;h3, /_,5GH/IV65*A/-/V\5.7Q7,5C5;eRTU/-/TN;E7./-;_5G6/-5*A/-5*r/*,m57F;k./TN;2*,;v/Ki/- RVK.6/*,HB]ZaB.hg5G.67Q,/*,m5IN,E3,5GT+/-Y ĐỀ 15: MÔN: VẬT LÝ 8 *+,-,./0=*:5(Không kể thời gian giao đề) Câu 1 (2 ĐIỂM): .,Kr/**r/*5G|5*3/-/*.B7[55*‰/-7•/-;*•./TN;7TU;7@\Ki/-;D;=,553/-;_2*P,RTU/-RS/ RTU5RVE y2-WE M yM2-Y‹Iƒ5GL;v/Ki/-=,553/-5*•/*C5;.6*l/=,553/-5*•*.,EF576@/*y;EY^*, 7[5RH/=,553/-5*•/*C5EF5aBe;v/;_2*P,RTU/-EyM2-W;D;=,553/-;v/Ki/-u;A/-7F;.6YpB7[5 aBe;v/7_u=,553/-5*•*.,W;*:/-hs;v/Ki/-uIƒ5GL/V6] Câu 2(2 ĐIỂM): F5;./37./-7,/-TU;cJ/-5*r-[=EF5K’7./-5G3,>B3,Y".B2*,-[=K’<=*:55*r7F/-;l;. /3Kƒ*Z/-Y".B=*:55*rh€.>6/-W;./3RO=5•;aB.\R@,7BQ,5*?6K’1IN,IO/5P;;k.;./37P,IN, /TN;RV2*3/-7Q,9IV-[=R@,K’u7,4E-[=;D;*7,4E-[=5GTN;EF576@/RyMW2EYrEIO/5P;;k.cJ/- /TN;] % !"#$%&'() Câu 3 (2 ĐIỂM):‚47T.EF5IO52*P,RTU/-EyM2-RH/7F;.6*yE/-T+,5.cA/-EF55G6/-*.,;D;* h.B0 D;*0%A/-*m5*P/--tEEF5GJ/-Gx;;P7ƒ/*WGJ/-Gx;7F/-Y,p5*,mBhBC5;k.*m5*P/-RVz<W<<jY L/*Rg;2n6cv\74/v/-IO5RH/] D;*M0%A/-E[5=*‰/-/-*,H/-cV,RyMEYg;2n6IO5R:;/V\‡yYL/*Rg;E.hD5-,o.IO5IV E[5=*‰/-/-*,H/-W*,mBhBC5;k.;l*m/V\] Câu 4 (3 ĐIỂM):F5/-T+,7•/-;D;*-Tl/-=*‰/-5G?67•/-5GH/5T+/-EF52*6e/-EYf5/-T+,;D;* ;*v/WEY-T+,C\/*r/IV67,4E5GH/-Tl/-W;D;*hV/WEYf5hs/*r/5*C\/iE5GH/7T+/-/P, Ef5IVe/*;k.-_;5GH/;A/-;k.K•;5T+/-=*L.h.BY .YrE;*,8B;.6;k.=*J/-],p5/-T+,;D;*K•;5T+/-=*L.h.B<EY KYn=cTN,;k.-Tl/-;D;*hV/5P,7.K.6/*,HB74Ef5/*r/5*C\7TU;e/*;k.-_;cTN,;A/-;k. 5T+/-=*L.h.B] ;Y^*,cƒ;*/-T+,IV6-S/*.\>.-Tl/-5*rEf5/*r/5*C\e/*;k.5T+/-=*L.h.B/*T5*p/V6] Câu 5 (1 ĐIỂM):F5Rx5*B•5,/*7g/-7S\5*B•/-v/W7TU;/:5;*[5Ki/-/:55*B•5,/*YrE;D;*>D;2*P, RTU/-5*B•/-v/5G6/-RxEV2*3/-7TU;Eu/:5WK,p52*P,RTU/-G,H/-;k.5*B•/-v/IVIV5*B•5,/*RS/ RTU5RV% IV% M Y*6;D;c|/-;|0;v/IVKFaBe;v/W;P;;*,.7FY HẾT ĐỀ 16: MÔN VẬT LÝ LỚP 8 Thời gian : 90’(Không kể thời gian giao đề) Câu 1.(2,5đ)F5*x;h,/*7,>?7@=5~/*V7p/5GT+/-WIN,IO/5P;M2EX*Yh.B2*,2*u,*V/*7TU;/€.-,+ W5*r*Z/->?W=*e,c~/-R@,Wh€.>?EC5=*:5Y".B7_=*e,5}/-5P;7F5*HE 2EX*EN,7p/5GT+/-2ƒ= -,+Yb\5L/*7FcV,aBb/-7T+/-5~/*V7p/5GT+/-WIV5*+,-,./7,aBb/-7T+/-C\Y Câu 2.(2,5đ) F52*P,-`*r/**F=;*o/*O55,p5c,m/"y ;E M ;.6*y;EY_2*P,RTU/-Ey- .Y*e2*P,-`IV6/TN;YrE;*,8B;.6;k.=*S/-`/Q,5GH/E[5/TN;Y*62*P,RTU/-G,H/-;k./TN;RV % y^-XE < KYv\-,+2*P,-`7TU;2*6n5EF5R`*r/*5G|u-,o.;_5,p5c,m/∆"y ;E M WhvB∆*IVRC=7S\;*r;_ 2*P,RTU/-G,H/-% M y<2-XE < 2*,5*eIV65G6/-/TN;/-T+,5.5*C\Eg;/TN;Ki/-IN,E[55GH/;k. 2*P,-`YrE7FhvB∆*;k.R` Câu 3.(2,5đ) F5;*,p;>V7t/-;*C55,p5c,m/78BY^*P,RTU/-M2-W;*,8BcV,<EYr*.,7SBRH/*.,K•;5T+/-YF5 /-T+,;_2*P,RTU/-2-7•/-;D;*7SB>VMEY†D;7ƒ/*>?EE`,K•;5T+/-;*ƒB5D;c|/-EF5Rg;Ki/- K.6/*,HB] Cõu 4.(2,5d) G6/-EF5Kr/*7t/-2*P,RTU/-E y -;_;*•.E M y-/TN;;A/-u/*,m57F5 y Y*eIV6 7_EF5E•B/TN;7Du5 < yŠ Y^*,;_;v/Ki/-/*,m55.5*C\;J/h_5R@,E W y-/TN;7D;*T.5./Y†D; 7ƒ/*2*P,RTU/-K./7SBE < ;k./TN;7DY*6%w;k.7t/-RV y {X2-Y^W/*,m5cB/-G,H/-;k./TN; RV M y M{X2-Y^W/*,m5cB/-G,H/-;k./TN;7DRV < yM{X2-Y^W/*,m5/_/-;*e\;*e\/TN;7DRV λ y<W Y {X2-Y Hết . điểm) F55,.hD /- E[55G+, /-* ,H /- EF5 -_ ; < α = h6IN,=*Tl /- /iE/ /-Y%A /- EF5-Tl /- =*‰ /- *• /- 5,.hD /- 7_74h6,hD /- 7DEF5P /- 5G|5*‰ /- 7•/-YZ, -_ ; /-* ,H /- β ;k.E[5-Tl /- h6IN,=*Tl /- /iE / /- RVK.6/*,HB]1_Is*r/*K,4Bc,d/7T+ /- 5GB 8/ 5,.hD /- /_,5GH/9 ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ*. !"#$%&'() V,MY1M79F5Kr/*5*3 /- /*.B-tEMP /- *r/*5G| -, P /- /*.B -* n=R ,8/ 7DY-T+,5.7QIV6EF5L5/TN; h.B7_KZIV65G6 /- /_EF5aBe;SBKi /- -` 2*P,RTU /- M - 5*r5*CEg;/TN;cv /- ;.6MEEYL/*5,p5 c,m// /- ;k.P /- ;k.Kr/*5*3 /- /*.B V,<Y1MW79^*,2n6EF5IO5;_2*P,RTU /- E y 2- 74c,;*B4/78B5GH/hV/5.;S/EF5Rg;‡ y 5*?6=*Tl /- c,;*B4/;k.IO5Y*6Gi /- Rg;;e/;*B4/7F /- 1Rg;E.hD595„RmIN,5Gx /- RTU /- ;k.IO5Y .YL/*Rg;;S/742n6EF5IO5;_2*P,RTU /- E M y 2- c,;*B4/78B5GH/E[5hV/ KYL/*;3 /- ;k.Rg;74IO5E M 7,7TU;aBb /- 7T+ /- EY%A /- 7t5*ƒc,d/5eRg;2n65*.65*?6aBb /- 7T+ /- c,;*B4/74K,4Bc,d/;3 /- /V V,. L/**,mBhBC5;k.Kp=K,p5747B/h3,RTU /- /TN;/_,5GH/5*r=*e,7P5;*D*p5M-cSB*Z.Y ĐỀ 2: MÔN: VẬT LÝ 8 Thời gian: 90 phút (không kể thời gian giao đề) Bài 1 (2,5 điểm): .,-Tl /- W M IB3 /- -_ ;IN,/*.BY,.hD /- "=*e/ >@aB.;D;-Tl /- /*T*r/*IsKH/Y *• /- E,/*5,.=*e/>@;BP,^wh6 /- h6 /- IN," Bài
Ngày đăng: 28/07/2015, 07:47
Xem thêm: Đề thi môn vật lý lớp 8 - kiểm tra học kì, thi học sinh giỏi tham khảo bồi dưỡng (9)
