ǰλãҳ > 广东省广州市2018年中考物理试?word?含答? - 百度文库
2018гбҵѧҵ
һѡ(ÿС3)ÿСĸѡУֻһ 1.ͼ1dzõ5ŵصʾͼͺŵһֱʾΪ14500ǰλֱλǸ߶ͺŵظ߶Ϊ
A.14mm B 145mm C.500mm D.50.0mm
2.õֻܷ0ʾӣͼ2ܴӷֲ
3.ϵұʱʱߣҷʱ
A.һ B.һС
C.Ƶһ D.ÿһ 4Աͼ3Уҹ2017귢2030ԤⷢԤ
A. B.ˮ
C.ҹԺܷΪ D.ռܷıС
5.ͼ4ʾͨ絼ab̶aΪfaִԱȵΪfb˵ȷ
6.ͼ5ʾʹС磬С
A.õ B.ʧȥ C.õԭӺ D.ųͷϴֵͬ
7.ͼ6ʾOQˮƽ棬ˮƽ£Oֱ˶QOPF1Ϊ300NF1ĹΪW1ΪP1PQF2Ϊ200ţF2ĹΪW2ΪP2
A. W1> W2 B. W1< W2 C. P1> P2 D. P1< P2
8.ͼ7ʾˮƽϵļֱˮƽ´ھֹ״̬G>GңܵĦ
A.5ţ B.5N C.ܵĦ D.ܵĦ 9.Mͨȣֲ̬ͬͼ8ʾұ̬Ϊ
A.Һ B.Һ C.Һ D.Һ
10.ͼ9ʾͬСͬ߶ȾֹͷţСоpq㣬Կ˵ȷ
A.ŵ˲Ķ B.pqĻе
C.ͷ˲ D.ͷŵŵأĹ
11.ǰֱʻijڣССƬͼ10ʾչУ
A. B. C. D.
12.ֱڼסǰͬͨŴͨɵСͼ11ƽĹߣͨĹ·ͼͼ12ĸͼƽĹߣͨĹ·ͼ
ͼ(24)
13ͨĹ·ͼ13ʾ
(1)___________(ѡ) (2)aˮȦТٻaķߣڴ»aAˮеߣ۱ʾr1r2 (3)мˮaγɵĹ__________(ѡơơ)
14.OΪ֧ʸܸԭˮƽֹͬʱʩӴСȵF1F2(ͼ14)
(1)ʱܸܷƽ⣿____________________(2)ΧF111
15(1)ͼ15ʵװãõشѹ__________mmߵˮѹǿ
(2)ͼ15ijʮֹ۵۵һϴѹڣڱӦҺ壬Һ½ΪڵIJҺ壬Խ࣬Һ½Խࡣ۵ҺϷգѹ֧Һ˹Ϊֹ֤۵ȷ12mͬIJֱܷװˮ;ƣӦҺоƵܶȱˮСұˮױ塣۵һȷӦͼ16__________ͼ۵ȷӦͼ16ͼ__________
16.ijҺܶȵʵͼ17ʾҺΪ__________g.ݹʽ=__________ ҺܶΪ__________g/cm3
17.Сͼ18еĶˮƽϵAAƶľsˮƽFA
(1)ܷʱֵĻеЧʦ? __________ܣдǵıʽ㣬д貹IJͷţдǵıʽ__________(Ŀ֪űʾ) (2)A10s˶4mAٶΪ__________ 18.ɫѹֽܵѹǿﵽɲСֵʱűɫɫѹǿڿɲֵʱɫٱѹֽAĹͼ19ʾ
ʵ1250NѹֱAϣΪ0.25cm2ѹAѹǿΪ
__________N/cm2
ʵ2250NѹֱAͬĸѹֽϣҪʹɫɫ
92ƪĵ