湖北省宜昌市初中毕业生学业考试物理试题2

  • 格式:doc
  • 大小:41.50 KB
  • 文档页数:7

第1页/共7页 2019年湖北省宜昌市初中毕业生学业考试物理试题(参考答案)

DIV.MyFav_1252462688208 P.MsoNormal{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt;

FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 LI.MsoNormal{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt;

FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 DIV.MsoNormal{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt;

FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 H1{FONT-WEIGHT: bold;

FONT-SIZE: 24pt; MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm;

FONT-FAMILY: 宋体}DIV.MyFav_1252462688208

H2{FONT-WEIGHT: bold; TEXT-JUSTIFY: inter-ideograph;

FONT-SIZE: 16pt; MARGIN: 13pt 0cm; LINE-HEIGHT: 173%;

FONT-FAMILY: Arial; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 P.MsoHeader{BORDER-RIGHT:

medium none; PADDING-RIGHT: 0cm; BORDER-TOP: medium none;

PADDING-LEFT: 0cm; FONT-SIZE: 9pt; PADDING-BOTTOM: 0cm;

MARGIN: 0cm 0cm 0pt; BORDER-LEFT: medium none;

LAYOUT-GRID-MODE: char; PADDING-TOP: 0cm; 第2页/共7页 BORDER-BOTTOM: medium none; FONT-FAMILY: Calibri;

TEXT-ALIGN: center}DIV.MyFav_1252462688208

LI.MsoHeader{BORDER-RIGHT: medium none; PADDING-RIGHT:

0cm; BORDER-TOP: medium none; PADDING-LEFT: 0cm;

FONT-SIZE: 9pt; PADDING-BOTTOM: 0cm; MARGIN: 0cm 0cm 0pt;

BORDER-LEFT: medium none; LAYOUT-GRID-MODE: char;

PADDING-TOP: 0cm; BORDER-BOTTOM: medium none;

FONT-FAMILY: Calibri; TEXT-ALIGN:

center}DIV.MyFav_1252462688208 DIV.MsoHeader{BORDER-RIGHT:

medium none; PADDING-RIGHT: 0cm; BORDER-TOP: medium none;

PADDING-LEFT: 0cm; FONT-SIZE: 9pt; PADDING-BOTTOM: 0cm;

MARGIN: 0cm 0cm 0pt; BORDER-LEFT: medium none;

LAYOUT-GRID-MODE: char; PADDING-TOP: 0cm;

BORDER-BOTTOM: medium none; FONT-FAMILY: Calibri;

TEXT-ALIGN: center}DIV.MyFav_1252462688208

P.MsoFooter{FONT-SIZE: 9pt; MARGIN: 0cm 0cm 0pt;

LAYOUT-GRID-MODE: char; FONT-FAMILY:

Calibri}DIV.MyFav_1252462688208 LI.MsoFooter{FONT-SIZE: 9pt;

MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; FONT-FAMILY:

Calibri}DIV.MyFav_1252462688208 DIV.MsoFooter{FONT-SIZE: 9pt;

MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; FONT-FAMILY:

Calibri}DIV.MyFav_1252462688208 第3页/共7页 P.MsoBodyTextIndent{TEXT-JUSTIFY: inter-ideograph; FONT-SIZE:

10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; LINE-HEIGHT:

17pt; FONT-FAMILY: "Times New Roman"; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208

LI.MsoBodyTextIndent{TEXT-JUSTIFY: inter-ideograph; FONT-SIZE:

10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; LINE-HEIGHT:

17pt; FONT-FAMILY: "Times New Roman"; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208

DIV.MsoBodyTextIndent{TEXT-JUSTIFY: inter-ideograph; FONT-SIZE:

10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; LINE-HEIGHT:

17pt; FONT-FAMILY: "Times New Roman"; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 A:link{COLOR: #0000a0;

FONT-FAMILY: 宋体; TEXT-DECORATION:

none}DIV.MyFav_1252462688208 SPAN.MsoHyperlink{COLOR:

#0000a0; FONT-FAMILY: 宋体; TEXT-DECORATION:

none}DIV.MyFav_1252462688208 A:visited{COLOR: purple;

TEXT-DECORATION: underline}DIV.MyFav_1252462688208

SPAN.MsoHyperlinkFollowed{COLOR: purple; TEXT-DECORATION:

underline}DIV.MyFav_1252462688208 P{FONT-SIZE: 12pt;

MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm; FONT-FAMILY: 宋体}DIV.MyFav_1252462688208 P.MsoAcetate{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 9pt; MARGIN: 0cm 0cm 0pt; 第4页/共7页 FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 LI.MsoAcetate{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 9pt; MARGIN: 0cm 0cm 0pt;

FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 DIV.MsoAcetate{TEXT-JUSTIFY:

inter-ideograph; FONT-SIZE: 9pt; MARGIN: 0cm 0cm 0pt;

FONT-FAMILY: Calibri; TEXT-ALIGN:

justify}DIV.MyFav_1252462688208 SPAN.CharChar1{FONT-FAMILY:

Calibri}DIV.MyFav_1252462688208 SPAN.CharChar{FONT-FAMILY:

Calibri}DIV.MyFav_1252462688208 P.0{FONT-SIZE: 12pt;

MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm; FONT-FAMILY: 宋体}DIV.MyFav_1252462688208 LI.0{FONT-SIZE: 12pt;

MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm; FONT-FAMILY: 宋体}DIV.MyFav_1252462688208 DIV.0{FONT-SIZE: 12pt;

MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm; FONT-FAMILY: 宋体}DIV.MyFav_1252462688208 DIV.Section1{page: Section1}

一、选择题

1.C 2.D 3.D 4.A 5.B

6.C 7.B 8.A 9.B 10.D

11.D 12.B 13.C 14.C 15.A

二、填空题

16.男;女 第5页/共7页 17.地面;地面

18.放大;虚

19.低;大于

20.1000;500

21.2;2

22.2.5;50

23.1;4.2×103

24.20;0.3

25.聚变;裂变

三、实验探究题

26.(1)、(2)答案图略。

评分说明:第(1)题光进入玻璃和离开玻璃各1分,出射光线与入射光线不平行不扣分。第(2)题在眼睛前面画凹透镜得2分,见错无分。

27.左右摆动;电流的方向是变化的(或发电机发的电是交流电);快速转动线圈/增强磁场/增加线圈的匝数。

评分说明:严格按评分要点给分。最后两空学生答出三个答案中的任意两个均可得分。

28.(1)不合格;在额定电压下(或电压是2.5V),灯泡的功率不等于(或大于)额定功率。

(2)短了;电阻越小,电功率越大;灯泡容易烧坏。

评分说明:每空1分,严格按评分要点给分