上海最好的暑假習(xí)補(bǔ)班高中物理暑假輔導(dǎo)班-課件

1、3勻變速直線運(yùn)動的位移與時間的關(guān)系/Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.3勻變速直線運(yùn)動的位移與時間的關(guān)系http:/www.xEvaluation only.Created with Aspose.Slid

2、es for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl一、勻速直線運(yùn)動的位移1做勻速直線運(yùn)動的物體在時間t內(nèi)的位移x_.2.做勻速直線運(yùn)動的物體，其vt圖象是一條平行于_的直線，其位移在數(shù)值上等于vt圖線與對應(yīng)的時間軸所包圍的矩形的_如右圖所示v

3、t時間軸面積Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.一、勻速直線運(yùn)動的位移vt時間軸面積Evaluation o二、勻變速直線運(yùn)動的位移1位移在vt圖象中的表示：做勻變速直線運(yùn)動的物體的位移對應(yīng)著vt圖象中的圖線

4、和_包圍的面積如右圖所示，在0t時間內(nèi)的位移大小等于_的面積時間軸梯形Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.二、勻變速直線運(yùn)動的位移時間軸梯形Evaluation onEvaluation only.Creat

5、ed with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl矢量位移勻速直線Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profil

6、e .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.矢量位移勻速直線Evaluation only.Evalua位移時間過原點(diǎn)的直線曲線t2Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Eval

7、uation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.位移時間過原點(diǎn)的直線曲線t2Evaluation only.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Clie

8、nt Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluatio

9、n only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl答案：120 mEvaluation only.Created wit

10、h Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：120 mEvaluation only.EvaluEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 20

11、04-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspo

12、se.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-20

13、11 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl一物體做勻變速直

14、線運(yùn)動，初速度為v02 m/s，加速度a2 m/s2，則經(jīng)過2 s后，物體的速度和位移為()A2 m/s,1 mB2 m/s，1 mC2 m/s,0 m D2 m/s,0 mEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd

15、.一物體做勻變速直線運(yùn)動，初速度為v02 m/s，加速度a答案：DEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：DEvaluation only.EvaluatioEvaluation only.Created

16、with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyrigh

17、t 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl某市規(guī)定，汽車在學(xué)校門前馬路上的行駛速度不得超過40 km/h.一輛汽車在校門前馬路上遇緊急情況剎車，由于車輪抱死，滑行時在馬路上留下一道筆直的車痕，交警測量了車痕長度為9 m，又從監(jiān)探資料上確定了該車從剎車到停止的時間為1.5 s，立即判斷出這輛車有沒有違章超速這是為什

18、么？Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.某市規(guī)定，汽車在學(xué)校門前馬路上的行駛速度不得超過40 km/Evaluation only.Created with Aspose.Slides for .NET 3.

19、5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Eva

20、luation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Cli

21、ent Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl該圖象描述的是勻變速直線運(yùn)動的物體位移隨時間的變化情況，可以認(rèn)為t1時刻對應(yīng)的位移為x1，t2時刻對應(yīng)的位移為x2，物體相當(dāng)于在x軸上運(yùn)動，曲線上各點(diǎn)的坐標(biāo)分別對應(yīng)著時刻和位移位移時間圖象反映的是物體的位移隨時間的變化規(guī)律，圖象不是運(yùn)動軌跡.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pt

22、y Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.該圖象描述的是勻變速直線運(yùn)動的物體位移隨時間的變化情況，可以Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NE

23、T 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd

24、.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created w

25、ith Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright

26、 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with A

27、spose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004

28、-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl【跟蹤發(fā)散】11：一物體做勻加速直線運(yùn)動，初速度為v05 m/s，加速度為a0.5 m/s2，求：(1)物體在3 s內(nèi)的位移；(2)物體在第3 s內(nèi)的位移Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Pr

29、ofile .Copyright 2004-2011 Aspose Pty Ltd.【跟蹤發(fā)散】11：一物體做勻加速直線運(yùn)動，初速度為v0Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.E

30、valuation onl答案：(1)17.25 m(2)6.25 mEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：(1)17.25 m(2)6.25 mEvaluaEvaluation only.Created

31、 with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyrig

32、ht 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl【反思總結(jié)】在用vt圖象來求解物體的位移和路程的問題中，要注意以下兩點(diǎn)：(1)速度圖象和t軸所圍成的面積數(shù)值等于物體位移的大??；(2)速度圖象和t軸所圍成的面積的絕對值的和等于物體的路程Evaluation only.Created with Aspose.Slides

33、 for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.【反思總結(jié)】在用vt圖象來求解物體的位移和路程的問題中，Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose P

34、ty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl答案：CEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides fo

35、r .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：CEvaluation only.EvaluatioEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty

36、 Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Creat

37、ed with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyr

38、ight 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created wi

39、th Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright

40、2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlE

41、valuation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl一滑塊自靜止開始從斜面頂端勻加速下滑，第5 s末的速度是6 m/s，試求：(1)第4 s末的速度；(2)運(yùn)動后7

42、s內(nèi)的位移；(3)第3 s內(nèi)的位移Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.一滑塊自靜止開始從斜面頂端勻加速下滑，第5 s末的速度是6 Evaluation only.Created with Aspose.Sli

43、des for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl答案：(1)4.8 m/s(2)29.4 m(3)3 mEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Prof

44、ile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：(1)4.8 m/s(2)29.4 m(3)3 1汽車剎車后做勻減速直線運(yùn)動，經(jīng)3 s后停止運(yùn)動，那么，在這連續(xù)的3個1 s內(nèi)汽車通過的位移之比為()A135B531C123 D321Evaluation only.Created with Aspose.Slides for .NET 3.5 Cl

45、ient Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.1汽車剎車后做勻減速直線運(yùn)動，經(jīng)3 s后停止運(yùn)動，那么，在解析：末速度為零的勻減速直線運(yùn)動可以看做反向的初速度為零的勻加速直線運(yùn)動處理，初速度為零的勻加速直線運(yùn)動第1秒內(nèi)、第2秒內(nèi)、第3秒內(nèi)的位移之比為135答案：BEvaluation only.Created with Aspose.

46、Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.解析：末速度為零的勻減速直線運(yùn)動可以看做反向的初速度為零的2由靜止開始做勻加速運(yùn)動的汽車，第1 s內(nèi)通過的位移為0.4 m，以下說法中正確的是()A第1 s末的速度為0.8 m/sB加速度為0.8 m/s2C第2 s內(nèi)通過的路程為1.2 mD前

47、2 s內(nèi)通過的路程為1.2 mEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.2由靜止開始做勻加速運(yùn)動的汽車，第1 s內(nèi)通過的位移為0.答案：ABCEvaluation only.Created with Aspose.

48、Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.答案：ABCEvaluation only.Evaluat3一個物體做勻變速直線運(yùn)動，若運(yùn)動的時間之比為t1t2t3123，下面有三種說法：相應(yīng)的運(yùn)動距離之比一定是x1x2x3149相鄰的相同時間內(nèi)的位移之比一定是x1x2x3135相鄰的相同時

49、間內(nèi)位移之差值一定是xaT2，其中T為相同的時間間隔以上說法正確的是()A只有正確B只有正確C都是不正確的 D都是正確的答案：AEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.3一個物體做勻變速直線運(yùn)動，若運(yùn)動的時間之比

50、為t1t2Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET

51、 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl答案：BDEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with