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        1. Ӣҽ̾W(wng) > > }ĿԔ

          }Ŀ?j)ɸdz໥ֱL(zhng)ֱ(do)քeͨͬ(qing)ȵDʾôa(chn)Ĵň(chng)ֱ(do)ƽ(ni)(qing)Ă(g)^(q)

          A.^(q)1
          B.^(q)2
          C.^(q)3
          D.^(q)4

          𰸡C
          ⣺ɸdz໥ֱL(zhng)ֱ(do)(dng)ͨDʾr(sh)(j)ඨtɵã

          ˮƽҵֱ(do)څ^(q)1^(q)2ň(chng)ֱڅ^(q)3^(q)4ň(chng)ֱ(ni)

          Qֱµֱ(do)څ^(q)1^(q)4ň(chng)ֱڅ^(q)2^(q)3ň(chng)ֱ(ni)

          Ը(j)Ĵň(chng)įBԭɵã^(q)1Ÿоֱ⣬^(q)3Ÿоֱ(ni)

          ta(chn)Ĵň(chng)ֱ(do)ƽ(ni)(qing)څ^(q)3C_ABDe(cu)`

          xC

          c(din)մŸБ(yng)(qing)ǽ}ĸҪ֪ŸБ(yng)(qing)ʸň(chng)ijc(din)ĴŸБ(yng)(qing)ȵķԓc(din)Ĵň(chng)ͨ^(gu)ԓc(din)ĴŸоо

          (x)(c)ϵд
          P(gun)(x)}

          Ŀ (li)Դ

          }ĿDʾڴŸБ(yng)(qing)B=1TĄ(qing)ň(chng)Ãɸ(x)ҒL(zhng)l=10cm|(zh)m=5gĽٌ(do)ڽٌ(do)ͨԷ(wn)ʹҾܵ㣮

          1ٌ(do)ĴСͷ
          2ÿҾܵg=10m/s2

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿDʾһк(jin)CMSr(sh)̲̎|(zh)c(din)˕r(sh)̎|(zh)c(din)ؓ(f)λ̎r(sh)|(zh)c(din)Ӌ(j)r(sh)_ʼһ\(yn)(dng)λ̎t

          A. ԓ(jin)CMIJٵ

          B. |(zh)c(din)_ʼ(dng)r(sh)\(yn)(dng)Sؓ(f)

          C. r(sh)g(ni)̎|(zh)c(din)ͨ^(gu)·̞

          D. r(sh)λ̎|(zh)c(din)̎ƽλ_ʼS\(yn)(dng)

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ܇c·Ą(dng)Ħ(sh) ·ijD(zhun)̎돽RO(sh)oĦڻ(dng)Ħ(wn)

          1·ˮƽ܇D(zhun)l(f)(c)(du)܇ٶȞ

          2􌢹·D(zhun)̎·O(sh)Ӌ(j)(c)(ni)(c)ʹ·cˮƽAǞ t܇ԶٶD(zhun)ʹ܇c·go(w)Ħ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿDʾˮƽf݆gľx|(zh)Kܞ|(zh)c(din)S͎һԺ㶨\(yn)(dng)(dng)K\(yn)(dng)˕r(sh)|(zh)ӏˮƽٶKڂ͎ҶһKٶSr(sh)g׃P(gun)ϵDʾDȡ\(yn)(dng)ķ?yn)ӏK˲gr(sh)̣O(sh)ӏKĕr(sh)gỌҲ(hu)Ђl(f)ΣU(xin)K|(zh)ֲ׃Ӌ(j)՚݆ĴСȡٶ

          Kc͎gĄ(dng)Ħ(sh)

          ӏK^(gu)Юa(chn)ğ

          ĵһwӏK_ʼÿһwͬӏͬӵٶȓKֱKKx_͎O(sh)ӏcKg໥ͬ(g)^(gu)Kc(dng)֮gĦa(chn)ğ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ16o(j)(j)^y(c)ĴY(jng)^(gu)40^y(c)͝оf(shu)Ă(g)Փc(din)@Ă(g)Փc(din)Ŀǰȱݵ

          A. ̫(yng)Ƕ@̫(yng)وA\(yn)(dng)

          B. @̫(yng)وA\(yn)(dng)@وA\(yn)(dng)l(wi)@\(yn)D(zhun)ͬr(sh)߀һ@̫(yng)\(yn)(dng)

          C. 񷲻D(zhun)(dng)?yn)ÿ|D(zhun)һwÿ|ĬF(xin)

          D. cյؾxȣxʮbh(yun)յgľxö

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }Ŀ2015(gu)Hƹ“(lin)Ѳِ乫_ِ‘(zhn)ĻЇ(gu)ƹ(du)ŮδŮpĂ(g)܊ڱِУƹȺɴ_(ti)ǡڵȸ̎ˮƽԽ^(gu)W(wng)^(gu)W(wng)r(sh)ٶȷֱW(wng)уɴεƹ򿴳ȫͬăɂ(g)12DʾӋ(j)ƹD(zhun)Ϳ՚ƹc(din)^(gu)f(shu)_ǣ

          A.r(sh)1ʵ2
          B.1ٶ׃С2ٶ׃
          C.1wЕr(sh)g2wЕr(sh)g
          D.^(gu)W(wng)r(sh)1ٶȴ2ٶ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿDʾD(zhun)ǧеăAB|(zh)ȣͨ^(gu)ͬL(zhng)ȵ|KҒD(zhun)AP]՚Ӱ(dng)SD(zhun)AP@QֱS(wn)؄D(zhun)(dng)r(sh)f(shu)_

          A. AٶȱBĴ

          B. AcBļٶȴС

          C. ҒAB|KcQֱĊA

          D. ҒA|KܵȑҒBС

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          }ĿDʾ׃ԭȦݔ늉u=UmsintȦ·R0鶨ֵRǻ(dng)׃ 뽻늉ʾ(sh)քeU1U2ʾ 뽻ʾ(sh)քeI1I2ʾf(shu)_ǣ

          A.I1I2ʾ˲r(sh)ֵ
          B.U1U2ʾ늉ֵ
          C.ƬP»(dng)^(gu)U2׃I1׃
          D.ƬP»(dng)^(gu)U2׃СI1׃С

          鿴𰸺ͽ>>

          ͬ(x)(c)