slide bài giảng môn sinh học lớp 8 bài giảng về cấu tạo và tính chất của cơ

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


!"#$%&
'%!()
!*+, /01234/2567-,38910-
3:;<+0=3>?@?A?BC&D
E;<FGH;7FGH;700;7I<J+/K:;3:;3E;JL;+3:;3E;
3:;3E;M>J>@NM>BM

FGH;700;7I<J/K:;3:;3E;JL;+3:;3E;
3O0P3E;%+=-/Q13R/

FS;+5TKUV1U3W-1X/<=0PT1+Y1;Z;71[,\G];72T3^

 !"#
$%&'( )*#
_/\G];7
N`;5a1U_/
\G];7
N
!b\G];7\Q*
3c--,dO<<F0;7e+f*
\G];7
N%+g;<O;8h1<O1Ui;7j<=0
1O1b1+Y,<[K
+g;\G];7
N
!T;7\G];7

N!b\G];71Y;7
Nk+0,;7\G];7
N
3l*\G];7*+O<<F3W;PT<0
PR5R;7,;7
N+h/8h1Uc-5c0Pm;7
1+n1
N
1+Y,<[KUop<Fq4-jd3;+
+r;71_/s1+Y,<[KPT;7p
;7GH38f;

+,-
./012.34
./012.34
+,-
./012.34
./012.34
5$%&'(67"8+&96+("
5$%&'(67"8+&96+("
5:$&"
5:$&"
5;#<('&=>#("
5;#<('&=>#("
5?@&,A%5
B5,9&)5
NFS;+5TKUGt1UV1U3W-1X/<=01[,<u5T01]PT1[,5n*1]
N3c3<+v1+UGt1<v;+1+X<1]5c;1[,1]8Tdh101]PT;E/UGt1
w;7+x,1[,dh101]9
C5<*#5

N/,;dO<<F,;++S;+jP3240;+y;53u<e3u;<+Y19
N+/<+y*<+b;7<3;je+O3./O<+z,PX;UR
Nkx;Z;7+0=<Ui;7Ui18y*j<+40;+z-
D5,=>5
N3O02`1w<+Y15c0P:73m7S;P:d3;++:1]9

!H31O14-./,;dO<U0=;P3240PR1X/<=01]
 
+,-
./012.34
./012.34
+,-
./012.34
./012.34
t31]
{
|
O1
<]1]
]1]2TK
]1]-c;+
z
1]
x,dO;7 x,<Q3
}
];P~1X/<Fl1
n*1]
;+g;
+c08/y;
NFS;+5TK1X/<=0-i<5n*1]^

NFS;+5TK1X/<=0-i<<u5T01]^
9X/<=01[,5n*1]PT<u5T01]
Nn*1]7r-;+3R/5z1]j-•35z7r-
;+3R/dt31]{<u5T01]|5a1<F0;7-T;7
83E;eu<9
N,3U_/5n*1]1z7g;5O-PT0\G];7j
73m,*+S;+<08T5`;71]9
Nu5T01]7r-;+3R/U0=;j-•3U0=;
8TBU];P~1X/<Fl173f3+=;5p3M<X-
+S;+1+m€9hdn*\u*1O1<]1]-c;+
PT<]1]2TKp<u5T01]<=0;E;Ux,dO;7
PTUx,<Q39
•x,<Q38T;]3*+g;5Q<]1]2TKjUx,
dO;78T;]3*+g;5Q<]1]-c;+9
 
!H31O14-./,;dO<U0=;P3240PR1X/<=01]
?E,FGH%I&J',=('8,KF(8L$%&'("
+,-
./012.34
./012.34
+,-
./012.34
./012.34
 
Nk+35~ev1+<+v1+5p32‚;7U3:;
1]u1+*+c;Y;7;+G<+u;T0^ƒ
Uz4-1zeu<8/y;7SPR<v;+1+X<
1[,1]^
N!b<c<+v;7+3:-dh101]p
u1+

+,-
./012.34
./012.34
+,-
./012.34
./012.34
9v;+1+X<1[,1]
Nv;+1+X<1Z;5c;1[,1]8Tdh
101]PT2„;je+35~ev1+<+v1+1]
*+c;Y;78=35…;7101]9
N]10Fr38=32„;FX<;+,;+<=0
1+/eS101]9

!H31O14-./,;dO<U0=;P3240PR1]1+u1[,dh101]9
M%=('8,KF(#,N,&:"9IO("P
 
Nk+31]10j<]1]-c;+\/KE;
dg/PT0P†;7*+g;5Q1[,<]1]
2TK8T-<u5T01]10;7n;8=3
8T-1+05n*1];7n;8=3PT<0PR
5R;7,;79
+,-
./012.34
./012.34
+,-
./012.34
./012.34
9v;+1+X<1[,1]
Nv;+1+X<1Z;5c;1[,1]8Tdh
101]PT2„;e+35~ev1+<+v1+j1]

*+c;Y;78=35…;7101]9
N]10Fr38=32„;FX<;+,;+<=0
1+/eS101]9

1,KF(&:#,QG8LN '=%#R,
 
3c3<+v1+1]1+u1[,*+c;\=
U_/7Q3./,d]Ur^
+,-
./012.34
./012.34
+,-
./012.34
./012.34
y*1‡;7<,KPT0dO<1O;+<,K4-
<+XK5n*1]<FGf11O;+<,K<+,KUˆ3
;+G<+u;T0^Sd,01zdh<+,KUˆ3
Uz^
 

l;7Nkv1+5X<1YUg/UW<3u*<`1
l;7Nkv1+5X<1YUg/UW<3u*<`1
k+b;7Ul;7Nkv1+5X<1YUg/UW
<3u*<`1
k+b;7Ul;7Nkv1+5X<1YUg/UW
<3u*<`1
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/F,;dŠ4F
‰0/F,;dŠ4F

+410FF41<,;dŠ4F3d
+410FF41<,;dŠ4F3d
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
+X*;+y; T-8=3
1O14-<Fc8H3d,3Fr3d/K
;7+x8=3U3
1O14-<Fc8H3d,3Fr3d/K
;7+x8=3U3
+l1-ƒ;71O14-
+l1-ƒ;71O14-
4-1+G,+3W/5T3Fr3
4-1+G,+3W/5T3Fr3
4-1+G,+3W/5T3Fr3
4-1+G,+3W/5T3Fr3
1Q7n;78=3
1Q7n;78=3
|v;+UT;+r31[,1O1dt31]
|]1]-c;+\/KE;PT0<]1]2TK
|h<FGt<Fl<1[,<]1]2TK<FE;<]1]-c;+
|h<FGt<Fl<1[,<]1]-c;+<FE;<]1]2TK
 

l;7Nkv1+5X<1YUg/UW<3u*<`1

l;7Nkv1+5X<1YUg/UW<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/F,;dŠ4F
‰0/F,;dŠ4F
+410FF41<,;dŠ4F3d
+410FF41<,;dŠ4F3d
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
+X*;+y;
T-8=3
-<Fc8H3Ul;7Fr3
-<Fc8H3Ul;7Fr3
-1+G,+3W/5T3Fr3
-1+G,+3W/5T3Fr3
-d/K;7+x8=3U3
-d/K;7+x8=3U3
X<<3u14-<Fc8H3d,3
Fr3
X<<3u14-<Fc8H3d,3

Fr3
|+3R/5z1]
|+3R/<]1]
|+3R/dt31]
|+3R/<]1]-c;+
 

SR=,TG6'='&=!U
{score}
SR=,TG&R,=6+,&V
{max-score}
Number of Quiz
Attempts
{total-attempts}
/4d<30;Œ4425,1e•4P34Š;Ž0F-,<30;•388**4,F
4F4
/4d<30;Œ4425,1e•4P34Š;Ž0F-,<30;•388**4,F
4F4
4P34Š/3}3u*<`1
 
]1O;+<,KPT1•Ui;7e+f*e+/‘/<,K
Nk+31]10e’0<+405i*+y;;T01[,
+:Py;Ui;7^
Nh101]1z<O12`;77S<F0;7UH3
dQ;7^
N%+g;<v1+*+Q3+t*+0=<Ui;710
2„;73m,1]MU_/{1]7X*|PT1]5,
U_/{1]2/•3|p1O;+<,K
Nhdn*\u*1O11]<FE;1]<+W<+GH;7
<=0<+T;+<ƒ;71V*UQ3e+O;79];TK

e’0\G];7PR-i<*+v,<+S1]e3,e’0PR
*+v,;7Gt18=39v2`s];+~U_/p
1O;+<,K10;g;71‡;7<,KPR*+v,<FGf1j
1]<,-U_/10<+S2/•31‡;7<,KF,9]10
8T-\G];71•Ui;72“;<f3dhPy;Ui;7
1]<+W9
+,-
./012.34
./012.34
+,-
./012.34
./012.34
9”;7+x,1[,+0=<Ui;7101]
N]1073l*\G];71•Ui;7UW1]
<+WPy;Ui;7j8,0Ui;7j231+/KW;9
NF0;7dhPy;Ui;71]<+W8/b;1z
dh*+Q3+t*;+~*;+T;773m,1O1
;+z-1]9

+,-
./012.34
./012.34
+,-
./012.34
./012.34
9X/<=01[,5n*1]PT<u5T01]
Nn*1]7r-;+3R/5z1]j-•35z7r-;+3R/dt31]{<u5T01]|5a1<F0;7-T;7
83E;eu<9
N,3U_/5n*1]1z7g;5O-PT0\G];7j73m,*+S;+<08T5`;71]9
Nu5T01]7r-;+3R/U0=;j-•3U0=;8TBU];P~1X/<Fl173f3+=;5p3M<X-+S;+

1+m€9hdn*\u*1O1<]1]-c;+PT<]1]2TKp<u5T01]<=0;E;Ux,dO;7PTUx,
<Q39
•x,<Q38T;]3*+g;5Q<]1]2TKjUx,dO;78T;]3*+g;5Q<]1]-c;+9
Nk+31]10j<]1]-c;+\/KE;dg/PT0P†;7*+g;5Q1[,<]1]2TK8T-<u5T01]10
;7n;8=38T-1+05n*1];7n;8=3PT<0PR5R;7,;79
9v;+1+X<1[,1]
Nv;+1+X<1Z;5c;1[,1]8Tdh101]PT2„;e+35~ev1+<+v1+j1]*+c;Y;78=3
5…;7101]9
N]10Fr38=32„;FX<;+,;+<=01+/eS101]9
9”;7+x,1[,+0=<Ui;7101]
N]1073l*\G];71•Ui;7UW1]<+WPy;Ui;7j8,0Ui;7j231+/KW;9
NF0;7dhPy;Ui;71]<+W8/b;1zdh*+Q3+t*;+~*;+T;773m,1O1;+z-1]9

 !
1+Y1-ƒ;71O14-
1+Y1-ƒ;71O14-
1O15=;<Fc8H3d,3Fr3
1O15=;<Fc8H3d,3Fr3
1O14-<Fc8H3d,3Fr3
1O14-<Fc8H3d,3Fr3
1O14-<Fc8H3d,3Fr3
1O14-<Fc8H3d,3Fr3
l;7Nkv1+5X<1YUg/UW<3u*<`1
l;7Nkv1+5X<1YUg/UW<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/,;dŠ4F42<+3d10FF41<8K‹

‰0/F,;dŠ4F
‰0/F,;dŠ4F
+410FF41<,;dŠ4F3d
+410FF41<,;dŠ4F3d
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
+X*;+y; T-8=3
|zev1+<+v1+1[,2gK<+_;e3;+U3<f31]
|h10Fl<1[,1+X<;7/KE;d3;+
|hUT;+r31[,1O1<]1]
|h10;7n;1[,Ux,dO;7

"!#$%&'
l;7Nkv1+5X<1YUg/UW<3u*<`1
l;7Nkv1+5X<1YUg/UW<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/F,;dŠ4F
‰0/F,;dŠ4F
+410FF41<,;dŠ4F3d

+410FF41<,;dŠ4F3d
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
+X*;+y; T-8=3
4-1+G,+3W/5T3Fr3
4-1+G,+3W/5T3Fr3
4-<Fc8H3d,3Fr3
4-<Fc8H3d,3Fr3
1+l1-ƒ;74-
1+l1-ƒ;74-
4-<Fc8H3d,3Fr3
4-<Fc8H3d,3Fr3
|3:;
|3:<
|b;7
|Z;78Gt;7

()*
+l1-ƒ;71O14-
+l1-ƒ;71O14-
1O14-8T-d,3Fr3
1O14-8T-d,3Fr3
1O14-8T-d,3Fr3
1O14-8T-d,3Fr3

1O14-8T-d,3Fr3
1O14-8T-d,3Fr3
l;7Nkv1+5X<1YUg/UW<3u*<`1
l;7Nkv1+5X<1YUg/UW<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
k+b;7Ul;7Nev1+5X<1YUg/UW
<3u*<`1
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/,;dŠ4F42<+3d10FF41<8K‹
‰0/F,;dŠ4F
‰0/F,;dŠ4F
+410FF41<,;dŠ4F3d
+410FF41<,;dŠ4F3d
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
‰0/232;0<,;dŠ4F<+3d./4d<30;
10-*84<48K
1Q7n;78=3
1Q7n;78=3
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
=;*+c3<Fc8H31g/+o3;TK<FGf1
e+31z<+W<3u*<`1
+X*;+y; T-8=3
|]10PT2„;
|]1ze+c;Z;7101]
|]1ze+c;Z;72„;
|]5O-PT0+,3\G];7./,e+f*\G];7

+,'
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{score}
,TG&R,=
{max-score}
Number of Quiz
Attempts
{total-attempts}
/4d<30;Œ4425,1e•4P34Š;Ž0F-,<30;•388**4,F
4F4
/4d<30;Œ4425,1e•4P34Š;Ž0F-,<30;•388**4,F
4F4
4P34Š/3}
3u*<`1


( /.012-34.(4(567"589
N
T373c;7U3:;<•U„UGt1\gK2h;7PTUz;77z3<+401+/•;4N
84,F;3;7
N
%+_;-R--31F0d0Ž<0ŽŽ314*0Š4F*03;<j,;2054*F4d4;<4F@9>
N
%+_;-R-\•8vP3240<0<,8P324010;P4F<4F
N
O1+73O0e+0,d3;++a1&;+T\/X<5c;73O02`1
N
!i<dQ5T373c;7<+,-e+c0<FE;<F,;7Š455,373,;79P3084<9P;
N
O1P3240PT,/230e+,3<+O1<FE;-=;7K0/<054

N
O1U0=;<+/g-8H373c;72073O0P3E;<+h1+3:;
:;<=>?$@AB