Page 174 - MUDAH DAN AKTIF BELAJAR FISIKA SMA KELAS X
P. 174
K E0BB < !
J
Kata Kunci
) • • konduksi
konveksi
J
J
K . J / K , • radiasi
038 14A0@ 4=4@68 ?4@ A0BC0= E0:BC G0=6 38?0=20@:0= >;47 14=30 B4@A41CB 030;07 • rumah kaca
, • radiasi benda hitam
Contoh 7.9
&030 AC7C ! A41C07 14=30 <4<0=20@:0= 4=4@68 A414A0@ A 4@0?0 4=4@68
G0=6 38?0=20@:0= 14=30 B4@A41CB ?030 AC7C !
"8"#
8:4B07C8
A !
!
A
038 4=4@68 G0=6 38?0=20@:0= 14=30 ?030 AC7C ! 030;07 A
Tes Kompetensi Subbab B
&3+","/-") %"-". #6,6 -"5*)"/
)47 ?0=0A 14@AC7C I 38BC0=6:0= :4 30;0< 3C0 0 :424?0B0= 0;8@0= :0;>@ ?030 0;8@0= :0;>@ ?030
1C07 B4:> G0=6 A0BC B4:> :4@0<8: E0@=0 78B0< ?4=603C:
30= A0BC=G0 ;068 B4:> <4=68;0B 1 :0;>@ G0=6 <4=60;8@ <4;0;C8 ?4=603C: A4;0<0
8:0 AC7C @C0=6 I 14@0?0 :424?0B0= 78;0=6=G0 90<
:0;>@ 30@8 A4B80? B4:> :4 ;8=6:C=60= 98:0 ;C0A !>?8 ?0=0A 14@AC7C I 38BC0=6:0= :4 30;0<
J
?4@<C:00= B4:> 030;07 K < 20=6:8@ :4@0<8: E0@=0 2>:4;0B 8:0 AC7C
&4=603C: B4@1C0B 30@8 0;C<8=8C< 34=60= ;C0A @C0=6 I B4=BC:0= :424?0B0= 78;0=6=G0 :0;>@ 30@8
?4=0<?0=6 << 30= ?0=90=6 2< 8:0 AC7C 08@ 20=6:8@ :4 ;8=6:C=60= ;C0A 20=6:8@ 2<
30;0< 1490=0 I AC7C 38 C9C=6 ?4=603C: I
30= :>=3C:B8D8B0A B4@<0; , <I B4=BC:0=
Rangkuman
!0;>@ 030;07 4=4@68 G0=6 38?8=307:0= 30@8 A0A ;02: <4=G0B0:0= 107E0 9C<;07 :0;>@
AC0BC 14=30 :4 14=30 G0=6 ;08= G0=6 38;4?0A ?030 AC0BC A8AB4< 0:0= A0<0
!0;>@ 94=8A 30?0B 383458=8A8:0= A410608 34=60= 9C<;07 :0;>@ G0=6 38B4@8<0
10=G0:=G0 :0;>@ G0=6 38?4@;C:0= AC0BC H0B &4<C080= ?030 H0B ?030B 30?0B 380<0B8 <4
C=BC: <4=08::0= AC7C :6 H0B B4@A41CB ;0;C8 ?4@C1070= ?0=90=6 ;C0A 30= D>;C<4
A414A0@ I &030 C<C<=G0 ?4<C080= H0B 208@ 70=G0
!0?0A8B0A :0;>@ 030;07 10=G0:=G0 G0=6 30?0B 380<0B8 <4;0;C8 ?4@C1070= D>;C<4
38?4@;C:0= C=BC: <4=08::0= AC7C 14=30 A090
A414A0@ I
Kalor 165