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习题练习:Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & His

 作者: admin   总分: 91分  得分: _____________

答题人: 游客未登录  开始时间: 24年03月30日 19:37  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/17) 切至整卷模式 搜藏此题  
第 1 题组 (共 17 题 17 分)
  06.21: Which of the following is not one of the seven fundamental SI units ux5 u*9)imdw7qh49yqcd h- ts lsing the MKS st qqu)*cw- x7s9yi45mh9dl dhystem?

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2#
 
单选题 ( 1.0 分) (组内2/17) 切至整卷模式 搜藏此题  
  95.15: If the unit for force is F, f;u y f+ /)cv.pdvm)djthe unit for velocity is V, and the unit for t)v p)f vfdm/y ;+cu.djime is T, then the unit for energy is:

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3#
 
单选题 ( 1.0 分) (组内3/17) 切至整卷模式 搜藏此题  
  98.16: If the unit for d n4x/up mqpf/;9yq1u : ckzp9force is F, the unit for velocity V, and the unit for time T, then theyfuqqkc9:/m nzp; 9 xp dpu4/1 unit for momentum is:

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4#
 
单选题 ( 1.0 分) (组内4/17) 切至整卷模式 搜藏此题  
  02.25: If M represents units of mass, L represents units of length, and T repz.nm 6(nvm d3igl.bi1 resents units of time, the dimension of powermvlm3g1i ..bd6 zn(i n would be:

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5#
 
单选题 ( 1.0 分) (组内5/17) 切至整卷模式 搜藏此题  
  06.32: The kW.hr is a uvrci3; w3p 3h.-vpnionit of:

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6#
 
单选题 ( 1.0 分) (组内6/17) 切至整卷模式 搜藏此题  
  08.10: Which of the following could be a correct unit5epffun d8pyw q 6:0g+ for pressure?

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7#
 
单选题 ( 1.0 分) (组内7/17) 切至整卷模式 搜藏此题  
  96.01: A light year is a unit of:v)xm297jyy rl

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8#
 
单选题 ( 1.0 分) (组内8/17) 切至整卷模式 搜藏此题  
  13.04: A scientist calculated a quantity that was equal to one lighfxwoo 7iv27 )3s ;cgtn41oivst-year. Which one of the following choices represents the type of quantitsicofts o)o42w 1vn7;v gix3 7y that the scientist calculated?

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9#
 
单选题 ( 1.0 分) (组内9/17) 切至整卷模式 搜藏此题  
  11.02: Albert Einstein's most famous equ5et5lt mt27r aation is $E=mc^2$. The unit for the quantity represented by E can be written as which one of the following options?

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10#
 
单选题 ( 1.0 分) (组内10/17) 切至整卷模式 搜藏此题  
  04.02: The SI unit of force is named the newtvc cyfp+*qf-n0ps z*6on in honor of Sir Isaac Newton's contributions to physics. Which of the following combination offcv-0zyc nq**f6pp+ s units is the equivalent of a newton?

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11#
 
单选题 ( 1.0 分) (组内11/17) 切至整卷模式 搜藏此题  
  09.03: Which one of the following quantities can have its un0/oymzcq4q dow2,y( 8s n+ancit expressed as $ \frac{kg\,m}{s^2} $?

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12#
 
单选题 ( 1.0 分) (组内12/17) 切至整卷模式 搜藏此题  
  09.30: In terms of the 7 fundament3x alqdhf7z)(al SI units, the Ohm is written as:

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13#
 
单选题 ( 1.0 分) (组内13/17) 切至整卷模式 搜藏此题  
  13.44: Which one of the following terms/quantities is most closely assoek;k9a. v68aadfeyy90 nik 5wciated with "the measure of the resistance of an object to length change under lengthwise tension or compress09fk9i86 kav5 a;neey aydkw .ion."?

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14#
 
单选题 ( 1.0 分) (组内14/17) 切至整卷模式 搜藏此题  
  97.03: A student working on an energy conservation problem has obtained l 6ob( 0+xs+y rii1h.twvmjpq3 ;jlb,the answb1q(li+rm0biwl +,hsxt vy.3;p jj6oer $50\;J s^2/m^2$. The student has solved for:

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15#
 
单选题 ( 1.0 分) (组内15/17) 切至整卷模式 搜藏此题  
  16.01: Which one of the following z c,/rka 4g,utchoices represents the smallest amount of time?,/rc z, 4ugakt

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16#
 
单选题 ( 1.0 分) (组内16/17) 切至整卷模式 搜藏此题  
  16.14: A scientist obtains an answev k heo*uwy6cs ;5 ewb;;pilry 8.)sa2s,.fmer that has units equivalent to those from computing the square root of the ratio of the Universal Gravitational constant to Coulomb's constaseaou.syb,pe.wy;el58mf6v)s2c;;h k wri*nt. Which one of the following choices has these same units?

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17#
 
单选题 ( 1.0 分) (组内17/17) 切至整卷模式 搜藏此题  
  12.46: There is a quant 8bh,br6qb l9gity called the Planck time $t_{planck}$ which is computed in terms of constants as $t^2_{Planck} = \frac{\hbar G}{c^n}$ where $\hbar$ is Planck's constant divided by $2\pi$, $G$ is the Universal Gravitational Constant, and $c$ is the speed of light. In order for this expression for time to be consistent, what is the numerical value of $n$, the power to which the speed of light is raised?

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18#
 
单选题 ( 1.0 分) (组内1/26) 切至整卷模式 搜藏此题  
第 2 题组 (共 26 题 26 分)
  07.08: What does one obtain by dividing the distance of 12 Mm by the ti umh.d,*(9t9 w onzayime of 4 Ts?h,w.mu*( ioy tn9a9zd

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19#
 
单选题 ( 1.0 分) (组内2/26) 切至整卷模式 搜藏此题  
  17.01: A scientist computes a speed a(y/bz;6x;jde83 k xse o6o(ymaza i.m s $12 \; mm/3 \; μs$. Which one of the following choices represents this same speed?

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20#
 
单选题 ( 1.0 分) (组内3/26) 切至整卷模式 搜藏此题  
  08.12: In one year, there are apvgi,das6 .e.m proximately $31.5 \times 10^7 \; s$, Which of the following representations using metric prefixes is equivalent to this value?

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21#
 
单选题 ( 1.0 分) (组内4/26) 切至整卷模式 搜藏此题  
  11.03: The distance of oneynf lx x.6rjb 6n5)pv( thousand meters can be written as one kilometer. Whicp6v(x n.n)b6xjryl f5 h one of the following choices best represents a distance of one million meters?

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22#
 
单选题 ( 1.0 分) (组内5/26) 切至整卷模式 搜藏此题  
  12.01: Which one of the followingdooo .wxrf((* jfd7c( lengths is the largest?

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23#
 
单选题 ( 1.0 分) (组内6/26) 切至整卷模式 搜藏此题  
  13.01: Red light from a laser is noted to have a wavelength7bb4nfz1 x i2h of 632.8 nanometers. Which one of the foi742 n1x bfhbzllowing choices best represents the meaning of the prefix nano?

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24#
 
单选题 ( 1.0 分) (组内7/26) 切至整卷模式 搜藏此题  
  14.01: An FM radio station sends a yh /n,cnwr dpf3-h+l dj12px) signal with a frequency of $99.99 \times 10^6 \; Hz$. Which one of the following choices best represents this frequency expressed using metric prefixes?

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25#
 
单选题 ( 1.0 分) (组内8/26) 切至整卷模式 搜藏此题  
  15.01: Which one of the following choices correctly represents afb qjsv7s2a 91a ys;2p length of $3.00 \; mm$ ?

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26#
 
单选题 ( 1.0 分) (组内9/26) 切至整卷模式 搜藏此题  
  14.18: A rectangular block of wood has a mass of 17.8 gram and dimensions of lj:;nawprfgc7c 7 ja07 )r t0qzength: 3.00 cm, width: 4.00 cm, and height: 2.00 cm. Which one of the following choices correctly gives the average density of th;g:cq7 j 0rn pcr7az)wa7ft 0je block?

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27#
 
单选题 ( 1.0 分) (组内10/26) 切至整卷模式 搜藏此题  
  11.09: Which of the following choices best replrpvjhcqwl d3/w-9 x8r /1/ftresents the speed of 60.0 miles/hr rwxht8v-/9 rqjlf /3l w1c/dprewritten in units of km/day?

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28#
 
单选题 ( 1.0 分) (组内11/26) 切至整卷模式 搜藏此题  
  12.03: Which of the following w,ulr7-7av 8je bpc ,cchoices best represents the value of the speed of light usi,b7c urvl 7a,pw-j c8eng units of miles/week?

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29#
 
单选题 ( 1.0 分) (组内12/26) 切至整卷模式 搜藏此题  
  15.06: A car travels at 20.0 miles/hr. Which one of the following choices be986 jo 4qxqq+nhcnc5.g3c mycst represent 85nqy xg o+cq.ncmjc9ch643qs the speed of the car in SI units of m/s?

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30#
 
单选题 ( 1.0 分) (组内13/26) 切至整卷模式 搜藏此题  
  09.02: A room has a floor3; qa6 gh xo:wk31fyfc area of $25 \; m^2$. What is this area written in $cm^2$?

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31#
 
单选题 ( 1.0 分) (组内14/26) 切至整卷模式 搜藏此题  
  06.01: The mass of an objec z7l5 invpf)k7djd0j4t is recorded as $m = 2.10 \times 10^4 \; kg$. This mass has been recorded with how many significant digits?

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32#
 
单选题 ( 1.0 分) (组内15/26) 切至整卷模式 搜藏此题  
  09.04: The length measul46p arq64jteuy x, s/rement $L = 0.01230 \; cm$ has how many significant digits?

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33#
 
单选题 ( 1.0 分) (组内16/26) 切至整卷模式 搜藏此题  
  10.03: The following 3 +7g;fl wvh ,ll*jr cdzy*:e3i8g: wf(int8yc measurements of length are given: $L_1 = 22.05\;m$, $L_2 = 6.1123\;m$, $L_3 = 89.6\;cm$. What is the sum of these measurements using rules of proper significant digits?

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34#
 
单选题 ( 1.0 分) (组内17/26) 切至整卷模式 搜藏此题  
  16.04: The following four length measure j)kj1la6yvm mpsnjg/7,u q+nae 14r.ments are recorded: $5.4 \times 10^{−1}\;m$, $5.4 \times 10^{0}\;m$, $5.40 \times 10^{1}\;m$, and $5.400 \times 10^{−2}\;m$. Which one of the following choices best represents the sum of these values using the rules of significant digits?

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35#
 
单选题 ( 1.0 分) (组内18/26) 切至整卷模式 搜藏此题  
  11.04: The following 2 measurements oflength are recorded from an expe 4 me ix n6fyl43/fznn4t7vdu-riments: $L_1 = 4.57 \times 10^3 \; m$ and $L_2 = 2.130 \times 10^2 \; m$. Using the rules of significant digits, what is the sun ($L_1 + L_2$) of these measurements?

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36#
 
单选题 ( 1.0 分) (组内19/26) 切至整卷模式 搜藏此题  
  17.17: The followingo0x(e k7q(b4hdshbu: hj n68 j lengths are added together: $L_1 = 8.36 \times 10^1 \; m$, $L_2 = 9.20 \times 10^2 \; m$, $L_3 = 1.39 \times 10^{−1} \; m$, and $L_4 = 2.1 \times 10^0 \; m$. How many significant digits are in the resulting sum?

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37#
 
单选题 ( 1.0 分) (组内20/26) 切至整卷模式 搜藏此题  
  15.11: Two length measurements are made and e;yw,- 9;t h kffpyvo4qz:sy( recorded as $L_1 = 84.55 \; cm$ and $L_2 = 33.55 \; cm$. Two other length measurements are made and recorded as $L_3 = 1.750 \; cm$ and $L_4 = 1.250 \; cm$. These measurements are used to compute the quantity ($L_1$ + $L_2$) − ($L_3$ + $L_4$) using the rules of significant figures. Which one of the following choices best represents the correct result to this calculation?

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38#
 
单选题 ( 1.0 分) (组内21/26) 切至整卷模式 搜藏此题  
  16.04: The following four length measu;o . t18tjbtsgte2lv1fm iq4g+lz-s: rements are recorded: $5.4 \times 10^{−1} \; m$, $5.4 \times 10^0 \; m$, $5.4 \times 10^1 \; m$, and $5.4 \times 10^2 \; m$. Which one of the following choices best represents the sum of these values using the rules of significant digits?

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39#
 
单选题 ( 1.0 分) (组内22/26) 切至整卷模式 搜藏此题  
  17.17: The following length are added tow e-g +cuqql65:fh o*1j0znnsgether: $L_1 = 8.36 \times 10^1 \; m$, $L_2 = 9.20 \times 10^2 \; m$, $L_3 = 1.39 \times 10^{−1} \; m$ and $L_4 = 2.1 \times 10^0 \; m$. How many significant digits are in the resulting sum?

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40#
 
单选题 ( 1.0 分) (组内23/26) 切至整卷模式 搜藏此题  
  05.30: A scientist mnkd/,gbo)2x7e1e z uh easures the dimensions of a rectangular solid to be $1.000\;mm \times 20.00\;cm \times 5.00\;cm$. Using proper scientific notation and significant digits, what is the volume of the box in units of $m^3$?

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41#
 
单选题 ( 1.0 分) (组内24/26) 切至整卷模式 搜藏此题  
  12.05: A solid rectangular box gv. :3yrs5iyu is measured to have length $L=13.34\;cm$, width $W=8.45\;cm$ and height $H=3.36\;cm$. Which one of the following choices best represents the volume of the box using proper significant digits?

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42#
 
单选题 ( 1.0 分) (组内25/26) 切至整卷模式 搜藏此题  
  13.13: Which one of the following choices recr xy:j7bn2/btb gr,1presents the measurement with the most nu:7tc2bgjbn/r x,r 1y bmber of significant digits?

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43#
 
单选题 ( 1.0 分) (组内26/26) 切至整卷模式 搜藏此题  
  10.04: Which of the following relationship correctly ran3svds bgeai *b;;h*b j)nh8,nks the three given speeds from least to greatest? The speed are giveb,e*gahh8v* d;n sji ns;)b3b n as $v_1 = 1.25 \times 10^{-4} \; cm/\mu s$, $v_2 = 0.076 \; Mm/week$, $v_3 = 9.50\; km/day$

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44#
 
单选题 ( 1.0 分) (组内1/5) 切至整卷模式 搜藏此题  
第 3 题组 (共 5 题 5 分)
  06.12: Experimental data are taken. Which of the following statements is corricwqxhd(+1m(/y6m m+ 8bna hfect about the precision and accuracy of the daqn(+hym h+i8 f mdbca(61/mxwta?

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45#
 
单选题 ( 1.0 分) (组内2/5) 切至整卷模式 搜藏此题  
  14.02: In the laboratory, a student makes b):h1ey mgl/ 7pjb(dk/ormy+the following 6 measurements for the length of an object: 5.05cm, 5.06cm, 5.07cm, 5.06cm, 5.07cm and 5.09cm. Using the rules of significant digyogbl rk+7eb// jm mph(1:y)dits, which one of the following choices correctly represents how she should express the average length of the object?

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46#
 
单选题 ( 1.0 分) (组内3/5) 切至整卷模式 搜藏此题  
  07.01: A standard centimeter ruler is shown. Which recorded value is t9ux fyhn p0bi6i:n g)qfvf 3ar p:h5;)he most correct for the location of the shaded object’s rig n )ypf;gi0hv 5i9 n:3afxqhrf)6:u bpht end?


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47#
 
单选题 ( 1.0 分) (组内4/5) 切至整卷模式 搜藏此题  
  18.07: What is the percent uncertainty j/j +(jxha/pxw 3m-e ,v6ntduin the measurement $2.54 \pm 0.16 \; cm$?

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48#
 
单选题 ( 1.0 分) (组内5/5) 切至整卷模式 搜藏此题  
  19.17: A sphere has a(dvb-3q jxj) a radius of $1.96 \pm 0.01 \;m$. What is the approximate uncertainty in its volume?

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49#
 
单选题 ( 1.0 分) (组内1/15) 切至整卷模式 搜藏此题  
第 4 题组 (共 15 题 15 分)
  95.17: Which is a vector quantityzp knp/wfn r32d2 9dyovd.r pcw95;*z?

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50#
 
单选题 ( 1.0 分) (组内2/15) 切至整卷模式 搜藏此题  
  98.01: Which of the following is not a vector yg,:b5yl2o a veo8pvo/:v5f d0 jtd6uquantity?

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51#
 
单选题 ( 1.0 分) (组内3/15) 切至整卷模式 搜藏此题  
  05.01: Which quantity is not a w6lq4: te;u8kuyui 9:oxl a* ascalar?

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52#
 
单选题 ( 1.0 分) (组内4/15) 切至整卷模式 搜藏此题  
  08.01: Which of the following quantu()g(tog(se fk y3;1 mlv) nvtity is a vector?

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53#
 
单选题 ( 1.0 分) (组内5/15) 切至整卷模式 搜藏此题  
  10.02: Which of the following is not a v 8og (-,l1errk 7dkrn*t7 hnsbector quantity?

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54#
 
单选题 ( 1.0 分) (组内6/15) 切至整卷模式 搜藏此题  
  11.16. Which of the followiggix-m2o;9 v: xnn e:ung is not a vector quantity?

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55#
 
单选题 ( 1.0 分) (组内7/15) 切至整卷模式 搜藏此题  
  12.12: Which of the following is a scalar qdkq .0.zq hs(zz9l)e(zndtf 1uantity?

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56#
 
单选题 ( 1.0 分) (组内8/15) 切至整卷模式 搜藏此题  
  14.09: Which of the following is not a s3zw,uy;k9( t )smql3jnos1hpcalar quantity?

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57#
 
单选题 ( 1.0 分) (组内9/15) 切至整卷模式 搜藏此题  
  15.03: Which of the following is not aocihe-pp1so0 b2/r- (fh b,*qk 7gqat9rc6 bk vector quantity?

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58#
 
单选题 ( 1.0 分) (组内10/15) 切至整卷模式 搜藏此题  
  17.03: Which one of the foh y*vj5itg0xsg 7byj x1r8 )m5llowing choices is a vector quantity?

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59#
 
单选题 ( 1.0 分) (组内11/15) 切至整卷模式 搜藏此题  
  06.02: How tall is a flagpole if the sun is m sc4k*2lak)s c2n3w2w3f ntjat a $53^{\circ}$ angle above the horizon and the shadow is 8.0 meters long?

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60#
 
单选题 ( 1.0 分) (组内12/15) 切至整卷模式 搜藏此题  
  99.06: An airplane with a/s8 3 5sas/roj mst3gsir speed 120 km/h is heading due north in a wind blowing due east at 50 3o3jtsga ss/s85 msr/km/h. What is the ground speed of the plane?

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61#
 
单选题 ( 1.0 分) (组内13/15) 切至整卷模式 搜藏此题  
  97.40: A boat is traveling fbfj/*i o(sz a n-auwc.7d,w+ pu4rz6 at 6.0 km/h $30^{\circ}$ W of N with respect to a river. The river is flowing at 3.0km/h from W to E. As observed from shore, the boat is traveling

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62#
 
单选题 ( 1.0 分) (组内14/15) 切至整卷模式 搜藏此题  
  02.03: An airplane takes off and flies 300 miles at an angle o;p3u8x9 czv4 qhuuij/ z m0ft7f $30^{\circ}$ north of east. It then changes direction and flies 600 miles due west before landing. In what direction is the plane’s landing point from its starting point?

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63#
 
单选题 ( 1.0 分) (组内15/15) 切至整卷模式 搜藏此题  
  15.36: Rain falls vertically at 12.0 m/s with respect to a x sn-z41lyzvob 8y g91jul)8bstationary observer. A car is moving at an angle of 40° below the horizontal with respect to the observer. A passenger sitting in the car notes that the rain makes an angle oflz uby88snj) 1z yog4bxv9-1 l 29.0° with the vertical. What is the car's speed with respect to the observer?

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64#
 
单选题 ( 1.0 分) (组内1/6) 切至整卷模式 搜藏此题  
第 5 题组 (共 6 题 6 分)
  07.02: How thick is the average page of a physics text book ins+r3u:x +l0 xzl fpi8o micrometers?

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65#
 
单选题 ( 1.0 分) (组内2/6) 切至整卷模式 搜藏此题  
  09.01: Approximately how many seconds is heod ox;g9 8euw3qv2 .jpf(h)x7h*ve9 ,j cvsit until the PhysicsBowl takes place in thuh.) geo,efho 9v 72x jvxhcpq38e;jd9*v w(se year 2109 ?

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66#
 
单选题 ( 1.0 分) (组内3/6) 切至整卷模式 搜藏此题  
  10.01: The very first PhysicsBowl took place m3 w6 bzmmlm;zf)m1a1in 1985. Approximately how many seconds ago did students compete in this3zlz mm1wf 6;mmba m1) first contest?

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67#
 
单选题 ( 1.0 分) (组内4/6) 切至整卷模式 搜藏此题  
  06.11: The number of seconds from now until /rfn/rqrugf(* /2by g the beginning of the next millennium (year 3000) can be ar//ff g*b/ry(rqu2 ng pproximated as $10^x$. What is $x$?

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68#
 
单选题 ( 1.0 分) (组内5/6) 切至整卷模式 搜藏此题  
  11.01: Which one of the following choices best represents the avera 3ggi3rl9a;ufle*uk9t hzrmr 83w,n 5ge mass of an adult human i;rw3keghm5grlr n a lu38u9,3f* zt9male?

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69#
 
单选题 ( 1.0 分) (组内6/6) 切至整卷模式 搜藏此题  
  11.21: Which one of the following choices best represents the time it takeo u1tan j4gc rg 1w8lcn;,h:c*s for light coming from theu 18, wa;c4h1 jlg*rg:ctncno Moon’s surface to reach the Earth?

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70#
 
单选题 ( 1.0 分) (组内1/22) 切至整卷模式 搜藏此题  
第 6 题组 (共 22 题 22 分)
  01.09: The 1st Law of Thermodynamics is a simple statemz+3 x.zb)b wstent of the Law of the Conservation of Energy. It was first announced abo)s bw3x+b. ztzut the time of

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71#
 
单选题 ( 1.0 分) (组内2/22) 切至整卷模式 搜藏此题  
  06.05: Newton’s First Law is based on the experimental wormqj(m8cv n,4fbz.v jy b+rjmc. 5ar:4k of which person, whocm jqz v5+j. r(rmm4b.4b, v: jay8cnf rolled spheres down and up inclines?

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72#
 
单选题 ( 1.0 分) (组内3/22) 切至整卷模式 搜藏此题  
  94.04: Newton’s First Law is based in part ok,62ei9qr gc.f s,pca,rd9vl8dw 1pp n the work of:

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73#
 
单选题 ( 1.0 分) (组内4/22) 切至整卷模式 搜藏此题  
  04.01: In chronological order (earliest to latest), place the followdabfs: mg2t 3,/- wdgping events:
Event A: Henry Cavendish's experiment.
Event B: Newton's work leading towards the Law of Universal Gravitation.
Event C: Tycho Brahe takes astronomical data.
Event D: Nicolaus Copernicus proposes the heliocentric theory.
Event E: Johannes Kepler's work on the orbit of Mars.

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74#
 
单选题 ( 1.0 分) (组内5/22) 切至整卷模式 搜藏此题  
  06.39: Chronologically, order the following events from ek)bjpk b4mt 8 45xq;6hgv;xquarliest to most recent: 5k bq4hptxx4v 8kbuq ;);g6jm
Event A: Albert Einstein describes the photoelectric effect with light as a particle
Event B: Isaac Newton’s theory on optics
Event C: James Clerk Maxwell derives that light is an electromagnetic wave
Event D: Thomas Young’s double slit experiment demonstrating light as a wave

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75#
 
单选题 ( 1.0 分) (组内6/22) 切至整卷模式 搜藏此题  
  16.08: In the history of pab+keko s:9) zhysics, the names Nicolaus Copernicus, Galileo Galilei, James Clerk Maxwell, and Isaac Newton are very recognizable. Which one of ths9z k)ka b+eo:e following choices correctly orders these names chronologically by the approximate dates of each person’s scientific work (ending with the most recent)?

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76#
 
单选题 ( 1.0 分) (组内7/22) 切至整卷模式 搜藏此题  
  12.32: To whom was the first Nobel Prize in o i5c+v ki.xj3physics awarded?

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77#
 
单选题 ( 1.0 分) (组内8/22) 切至整卷模式 搜藏此题  
  94.23: Albert Einstein won the Nobel Prize 6t r9cag9 yur*z0gk,qin Physics for his work on:

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78#
 
单选题 ( 1.0 分) (组内9/22) 切至整卷模式 搜藏此题  
  13.19: Which physicist won the .qfj9w 2d-lpb Nobel Prize in physics partly for the explanation o9bdf-jl2 qwp.f the photoelectric effect?

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79#
 
单选题 ( 1.0 分) (组内10/22) 切至整卷模式 搜藏此题  
  08.11: Which person has won a Nobel Prize in phalrlv+- noxu gt s-;2d7)3uloysics?

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80#
 
单选题 ( 1.0 分) (组内11/22) 切至整卷模式 搜藏此题  
  95.23: A Brief History om9 on ci,qj)-mf Time is the title of a book written by:

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81#
 
单选题 ( 1.0 分) (组内12/22) 切至整卷模式 搜藏此题  
  04.11: The most convincing proof of the fact thsnhtix0y3 b6/i3uv . fvmc)bqw(y0 2 hat electrical charge comes fundamental sized units was provided by the ihbx2 3) yu mcys6/vq3hw0 t0v.(bnifwork of

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82#
 
单选题 ( 1.0 分) (组内13/22) 切至整卷模式 搜藏此题  
  07.32: What does LASER sta- ;lexx.3uds3)ngvc2 +e aehvnd for?

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83#
 
单选题 ( 1.0 分) (组内14/22) 切至整卷模式 搜藏此题  
  11.20: The transistor is a solid piece of semiconduc483ti1a jcigu0-tz ht rpx 4wl n0s3d7ting material with many applications in electronics. The initial development of transistors and the Nobel Prize awarded for its invention occurred closz40ngj0 8xt-1ri tit3lcu w ah3p4d7 sest to which calendar year?

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84#
 
单选题 ( 1.0 分) (组内15/22) 切至整卷模式 搜藏此题  
  14.06: MRI is a commonly used acronym for a medical--k sme7kwb;f1g+vq qy owm(4 diagnostic technique. MRI stands for which one of the following choiceso ;y- 4wg7+mk(vm-eq1 bkf qsw?

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85#
 
单选题 ( 1.0 分) (组内16/22) 切至整卷模式 搜藏此题  
  94.13: The purpose of the December 1993 space shuttle Endeavor m e4m(nqfmxgtt80k, 2l ission was to repair the Hubble Space Telescope. The shuttle astronauts corrected the major problem of the teleskt,n xm2e(l48 tgfq0mcope when they: A. replaced an improperly ground lens.

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86#
 
单选题 ( 1.0 分) (组内17/22) 切至整卷模式 搜藏此题  
  10.13: The Large Hadron Collider (LHC) is the l2;6vm yf ptkk (:hd.gnargest particle accelerator in the world. To which of thvtpyk .m2f; 6gkn:(hde following countries would you have to travel in order to visit the LHC?

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87#
 
单选题 ( 1.0 分) (组内18/22) 切至整卷模式 搜藏此题  
  11.11: The largest particle accelerator in the world is called the LHC. What defqj pqa+r*8;oes LHC stand+e8q*f j; aqrp for?

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88#
 
单选题 ( 1.0 分) (组内19/22) 切至整卷模式 搜藏此题  
  13.11: There was great excitement in the physics commu.m//x(hzoqd ty i -8(pjkzg-re;w+ dv nity because of an announcement from the LHC during the summer of 2012. Which one of the following choices best represepz-v.zxg e hwi(d/qd- m ory+8;tj(/knts the reason for the excitement?

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89#
 
单选题 ( 1.0 分) (组内20/22) 切至整卷模式 搜藏此题  
  14.19: In 2013, the Nobel Prize in physmv a :a481o+b:2z f 7w0qat -ureyvoveics was awarded "for the theoretical discovery of a mechanism that contributes to our understanding of the origin of mass e 2quv 81raeam:-f: bw o av4oz+7tvy0of subatomic particles, and which recently was confirmed through the discovery of the predicted fundamental particle, by the ATLAS and CMS experiments at CERN's Large Hadron Collider". The winners were François Englert and

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90#
 
单选题 ( 1.0 分) (组内21/22) 切至整卷模式 搜藏此题  
  15.20: Which one of the following choices best represents the /a08qwx ).eht;)a99sntemq v q yd 7iwwork for which the 2014 Nobel Prize in Physics was awarded? 8wsv )nx).q e9qy atet;/9a0m7dih wq

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91#
 
单选题 ( 1.0 分) (组内22/22) 切至整卷模式 搜藏此题  
  16.28: Recent excitement in s.i86fl5qix ( gx .bhk6voj1wtz s ,q:the physics community came from the February, 2016 announcemenf:l t6 q6wh8, 1j.ok bi(sx.svz5iqgxt from LIGO that

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