八年级物理上册第01章 《机械运动》易错题整理

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DL6.80cmAL6.80cmAB06.8cm8L6.80cmL6.8cmCL6.8cmD6.80cm6.80cmD70ABCD1.5BB1mm25.66cmA25.455cmBDL25.46cmB第页共12页

专题训练《械运动》易题整理BAC

BDABDABCDAB1

DDDA

B

C

D第页共12页

专题训练《械运动》易题整理2B0mA

BCD60mDABCDtvtA05sC

B6sDAstAB5s6sC0vtCD5s2.0m/sDAAC

BDABD第页共12页

1111111bc专题训练《械运动》易题整理1111111bcACC11A0tCt

BtDt解ACtvstACBDtBDD26astAC

BDa6ss+2m甲ss2m6m2m4mv甲v1m/s

s8mvbs8mvcs6mtcv第页共12页

1.45m/s

1211212专题训练《械运动》易题整理1211212cstABDCCABBv9vsssA54B8C11DSVCSS

A15m/s20m/sA17.5m/sB18m/sCDs15m/svt20m/stv平均v平均

18m/sACB0km/h40km/h50km/h第页共12页

12112专题训练《械运动》易题整12112甲乙Avv甲乙

Bv甲乙

Cv甲乙

Dtv甲

44.4km/h2tvt40km/hkm/hvt50m/s25tkm/hv乙12vvC甲乙10m/s20m/sAC

B200mDA10m/s20m/sAv''t''BC、v

20sv

13.33m/sDB二实探题共4小题）1

cm20.1s307.5第页共12页

专题训练《械运动》易题整理0.5cm0.1cm02.80cmL2.80cm265min1s.1s7.5s307.5s0.1307.51ABA100cm0.83m/s2

v/cm/s

vcm/s

tv第页共12页

专题训练《械运动》易题整理20.8313.40cm20.72cm0.72cm

cm

cm

31mm0.92cm33.40（20.73ABC1v第页共12页

ABABABABABBCABBCBCACABABABABBCACABBCACAB233专题训练《械运动》易题整理ABABABABABBCABBCBCACABABABABBCACABBCACAB2332345S

cmtv256BBABv7vvvvvvv3451cmtv6Bv7vv40.025vvv三综应题共5小题）2m

kg/m

0.9cm/s15m/s2kg第页共12页

122﹣3333323专题训练《械运动》122﹣3333323vtt111.1s

2V12.510

2.5

mV10kg/m10m495m25s235sv108km/h2t3t24.2h315min1km/h233.5m第10页共12页

12专题训练《械运动》易题整理12v2vt0.5h3s3.5m+9.5mv9.5m1.3s20.5h39.5m1.3s09km5min12v18km/h5m/s甲v乙21min1mintvt乙甲4m/st+60stt240ssvt5m/s