浙江省台州市仙居县2022学年中考物理适应性模拟试题（含答案解析)

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2022
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10ÂஹÅ^⚪(Çᜧ⚪78⚪ᐳ21ᑖ)8ஹÊaËூᫀ"᪆௃ÌÍ'ᵫᱥKḄÊaÎÏḄÌÍḄËÌÊaḄÐᨵᐵÊaÐÒᜧËÒᜧ¯ᓽU"஺ூ⚪ÓÔ"௃ÌÍ'ᵫᱥKḄÊaÎÏḄᡠ6SÕÖ×KØÙ☘᧡ÜÝÞÖMLḄÌÍ'ᵫÌ/ÊaßÎÏḄSÕÖᜧÌÜÝàáÌ/ÊÐâᜧᓽÌÍḄÍËâᜧ஺9ஹ62.5%ᱥKãä☢ᔣæᒴèua?ᡝᡈᱥKãä☢ᔣtᒴèua?f=~-FSSூᫀ"᪆௃᪷⚪.“ì3ä☢Ḅ{|ᦔ᳛'”UÇ⚪ὃðä☢Ḅ{|ᦔ᳛Ḅñò᪷⚪.“ó'e¨©“U¡ô”ôõL᥅÷ø/Ḅᜧ8……ᱥKúᑮḄ᥅÷ø/Ḅᜧ8Ue'E”UÇ⚪õä☢æᱥKúᑮḄ᥅÷øᑭᵨûü஻=£xl(X)%õ{|ᦔ᳛஺᪷ḄᐵõL᥅÷øḄᜧ8஺ூ⚪ÓÔ"௃ᵫ⚪ä☢Ḅ{|ᦔ᳛Gh,4.5NxO.3mn--——x1n0n0o%/=---------------x100%=62.5%„FL1.8Nxl.2mᙽãä☢ᒴèᔣæua?ᵫḄᐵL=G/t᪷U±,Ghf=F--—sᙽãä☢ᒴèᔣtua?ᵫḄᐵG/X/Z᪷U±/=ÿ-/;10ஹூᫀ᪆௃[1]ḄᱥᔾᦈḄᜧḄᓄ".ᦑᙠ&'()Ḅ*+,-./0123ᓾ566Ḅ.ফ859:Ḅ;ᜧ(<=>Ḅ□ᐝ᯿BḄᓣDEFGḄHᦑ.11ᜧᜧAூᫀ᪆௃IJK=ᜐᵫN=OPᵯRST>ᑮḄVWXᵨZᜧ9[ᵯVZᜧ\IJK=ᜐ]Nᐸ_ᙢaᵯVZᜧ,᪷dᯖὡghiᙠᵯRஹjḄklmnopFqḄ9[rstuᓣD=OᜐᓣDv=OᜐḄᵯVwxyᜧnoFqḄvz{ᓣDTD᧕}/~.

11Ḅᐵ<:ᐵ4ᜐ<~IKAvᵯ⌚/ᐝ.Ḅᐵ<:ᐵᑗ~I,5ᜐ<~IB,ᵯ⚪/ᐝ.12ஹ10%20ூᫀ᪆௃10JḄ5ὑḄ100JḄᵯᨵᵨ510JḄᐝ/ᐝᦔ᳛ᱏ=10%,⁚Ḅ/ᐝ⌕<%100J¡◤⌕£¤ὅḄᨵᵨW¦ᰐ¨ᵨ="⁚ᨵᵨWᰐ"=W⁚«"⁚ᏘPᰐ=P⁚⁚6()Wxl()%=P⁚x3()%P⁚=20W஺13ஹ2N12W.ூᫀ᪆௃প¯°±Ḅᦔ᳛²x100%=————x100%=——x100%%(Gᱥ+G)ÌGᱥ+Gᵫ³´µ¶(Gᱥ=8N7=80%,·!]G«=2N,(2)º»F=-(Gᱥ+G«)=-(4N+2N)=2N,33½{v=3vᱥ=3x2m/s=6m/sº»¾¿Ḅ᳛²P=Fv=2Nx6m/s=12W,(3)x¯°±ḄÀÁᦔ᳛஻ÃᡠᢞᱥÆGᱥḄZᜧ3ZᜧÇᵫNÈ᜜µ:0,ᨬËÀÁᦔ᳛"N100%,Ìᦋ³ᵬÏḄнaÑஹÆÒÓÔÕÖ×½Æ<᥅Ù«¯°Æ»ÀÁᦔ᳛ÃᡠᢞᱥÆGᱥḄᓄᦑᡠEᑮḄ/-Gᱥ³IÚ³ÛᡠÜÝI.14ஹ᡽ᦣDàூᫀ᪆௃áâãä5ᵫNᑖḄæçᑣé«⌼ᡂḄìN᡽ᦣ0í\ᙶᙠÓḄðñÃxòé«à<óôõjḄö÷ᨵᓄᡠøøDà:ù᯿ᱥóô5é«Ḅ஺úஹX³⚪(ᐳ7ᑖ)

12ூᫀ᪆௃⌕v/ᐝᑣýþᨵᵯÿᵯ⊤ᙠᵯᵨᵯᘤὶᵯ⊤Lᵯᡠᵯ⊤Lὶ.ூ⚪௃!ᵯ⊤ᵯ"Rᵯᦑᵯ⊤Rὶᡠ$%&!ᵯ⊤'(%&!ᵯ)*(!+᩽ᑣ.(!ᵯ⊤᝞01ᡠ23®w--ᵫ156ᵯ789Ḅ.!N᩽ᑭᵨ<=&ᑣ'>?@789ᜧBᢣᢣᔣN᩽EᢣᢣᔣᵯḄFᔣᵫGHI&789ḄᵯFᔣJK'ᐭஹ.N஺᝞01ᡠ23ூPᫀ᪆௃

13S⚪ᑖ᪆3KOUF2Ḅᚖ8WXJF2ḄYZL2,᝞1ᡠ2:ὃ]3YZ^1.]_3ᐵaJbcN^ᵨᙠᩨᩚ*ḄfYg"Yb᪷iYZḄjkUNfYZg"YZ.Eஹlm⚪(oᜧ⚪ᐳ5q⚪ᐳ20ᑖ)18ஹstYuwxyᙽ{ᐰ}~ᐭxyᙽᡠḄYxyᙽ᣸Ḅ(ᡈxyᙽḄ)Fi-Fz=p(V-Vi)2ூPᫀ᪆௃(%)!“YḄᜧq᣸ᡠYḄᐵᡠlmᘤᩞ◀ஹxyᙽஹ8g᜜◤⌕ᵨstYuᱥḄYg~stYuḄ2ᦪ(-)(1)ᙠstYu0ᵨ8¢ᢞ%ᙽxyᙽᵫ☟¥¦YYJ%§¨⊝YᡠFiwG
(2)ᙠ᎔ᐭ〉Ḅ¬〉ḄJᢣ3xyᙽ{ᐰ}~ᐭ(H)(1)ᵫ®k5⍝ᱥᑮḄYwᱥḄY±ᣵ~stYuḄ2ᦪᓽ´=´|-´2
(2)᪷ilm¸¹5⍝☢»2ᦪ¼(%-%)⊤2xyᙽ᣸Ḅ(3)᪷iP="gG="?g5⍝xyᙽ᣸ᡠYḄ⊤¾¿J36᣸="᣸g=pgVÁ=2g(W-%),Â!´s=G»,ᡠ(F1-F2)(%-%)Ã$Ḅᐵ¿J3Fi-Fi=p^g(V-Vi).219ஹ¨⊝7Ä32122.67ÅqூPᫀ᪆௃(1)Æᜩ¨Èᙠ¨É☢*ÊËṹÍᑮÎÏÐᜐᯠÓÔ⁚¨⊝7ÄÖ×᫡¨⊝(2)ᜩ¨ḄᑖÐÙ!0.2g,ÚᱏḄÜ,஻=20g+10g+2g=32g
(3)1ḄᑖÐÙ!2cm3,ᒕàḄ!26cm3,ÚᱏḄá=3801?-2601?=IZcnP
(4)ÚᱏḄâÐp=2=T=02.67g/cm3
V12cm(5)ãNÚᱏÚᱏ*bäᨵ%}ᑖÖæ᎔ᐭḄbÅᜧᓽḄᜧÚᱏḄᵫH5âÐÙbÅq஺20ஹçèᜧᵬ8ᙌëᦪìíNᜧᜮ┐ðñᓄ0!óôñ᩽õ᣸öூPᫀ᪆௃(1)÷øù2úfû"ᘤúᱏᔣ.Ífᵯ"ûqᵯᵯûᜧᵯñüñឋçþᡠᵯñüᵬஹÿᔾ
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14Ḅᦪᵯᜧᵯឋ.(2)[3][4]᪷Ḅ᛻ᵬḄឋᵯ!"ᙌ$ᦪ%ᵯឋ.(3)[5]᪷&'()ᑣᵯ+"ᙌ,Ḅᵯᔣ.ᵨ&'01("2345Ḅ6ᢣᢣᔣᵯḄ8ᔣᑣᜧ9ᢣᢣᔣᵯḄN᩽ᑨ<=+┑Ḅ?@AᵯḄN᩽.(4)[6]ᵯᔾ
Ḅᜧᜮ┐?@ᑖᦣḄDEAᜧᜮ┐Fᓄ?@HIJ᩽KL᣸N.21ஹXa/PQ2.6N3.7%2ஹ2ஹ3RSTU2.25ூWᫀY᪆௃(2)ᵫ]3^_`ᦪs=3h,ᡠbST^ᵫ3cdefgᱥUEijkRSTlm᝞ᡠo(2)_`,jpPQ8ᔣᒴrsRtuvwxy᪵{|}~v=swḄᵫvwxḄᑖH2.2N,ᡠbᐸᦪH2.6N
swᡠḄHoW=Fs=2Nx2.3m=2.6J
swḄ᳛HoP=W/t=2.6J/2s=2.6W
3_`ST^Ḅᦔ᳛HoWWW=Gh/Fs=4Nx2.2m/2Nx2.3mx222%M.7%
(3)ᵫ⊤,2ஹ2ஹ3^ᦪIST^Ḅᦔ᳛ᱥUᨵᐵ(4)ᵫ⊤,3ஹ4^ᦪᱥUKIRSTUwIᦔ᳛IᵫiST^Ḅᦔ᳛᥅RSTUᨵᐵ᪷⊤,3^ᦪᨵᵨoWGh=4Nx2.2m=2.4J
RSTḄoWR=6Rh=2.5Nx2.2m=2.25J
oW=Fs=2Nx2.3m=2.6J
622ஹvwᜧ3ᐜᜧb¡¢ḄwRw1w(ᡈὅ“Rw”)ூWᫀY᪆௃(1)©ªᩨᩚ⊝ᩩ°!±ᩨᩚᙠ³´µ⊝Ḅ¶ḄAowᙠᩨᩚ·8v=wᜧ(2)¸ᩨᩚḄ¹HLºṹUHG,EHF^FiLi,ᡠb2Gx3L=஻Gx2L,ᡠb஻=3,ᡠbᙠAᜐᢞ3ºṹ

15(3)ᵫOCHᨬ¿wÀtuvwxᵫ´µ1Á´µ2ḄÃÄ,Rwᐜ¿ÅÆᩨᩚᙠ³´µÇÈÉᢝ⊝᪷ᩨᩚ⊝ᩩ°vwxᦪËᐜᜧ(4)ᙠ“©ªᩨᩚ⊝ᩩ°”_`!Ì_`,<ᦋRw()Îw()%ÏÐ_`Ð%vḄ¶ḄA:ÒÓ_`ᦪÃÔÕÖ_`×ØᐹᨵᏔᯠឋk,ÜÝÞß(5)aஹᵨw¢?yàµḄ!᎛¡¢Ḅw±ᩨᩚÁRÆàµâãḄUwÎäåᩨᩚḄÁREiᙠyÃÄ,RwA¡¢ḄwÎwAᩨᩚâãḄUw¡æçᩨᩚᙠâãḄUwèᵨ?ÁRi!ḄRwᩨᩚâãḄUwbஹ᝞ᡠHéêᵯëìᵨḄíîᜋðçᐵᐸᢥòl☢ôᑁö÷ÁRᵬø᧕úûyAEHᢥRyîçᐵḄwøᢥR◤⌕Ḅwøᜧ஺ÿஹ
⚪(ᜧ⚪ᐳ2⚪ᐳ13ᑖ)23ஹ(1)1.8W(2)12.1ூᫀ᪆௃ᵫᵯᵯὶᵯ⊤AiRiḄᵯᵯ⊤A2!ᵯ.(1)#ὶᵯ$ᔜ&Ḅᵯ'()ᡠ+,-ᵯRḄᵯ.᳛0Pi=U/i=6VxO.3A=L8W
(2)#ὶᵯ$!ᵯ)1ᔜᵯ23ᡠ+45,-ᵯR2Ḅᵯ0h=Z-Zi=0.5A-0.3A=0.2A,,-ᵯᙠ10sᑁ9ὑḄᵯ;0W=Uht=6NX0.2AX10s=12J.20(1),-ᵯRiḄᵯ.᳛

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