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习题练习：Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & His
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 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 unitn;(pqam 7lotf)hbg 5) s using the MKS symnb ptg)qlhf;()5a7o stem?

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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, the unit for velocig;v- ( lnxmxjuh3/5y ity is V, and the unit for time is T, th/m gx;5xynjuih- lv( 3en 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 force is F, the unit for velocity V, and thy d19hlfzfz hhn s:4g rpw(h 5-1l)c2p6)ikyke unit for time T, td )lz5 9kcrw4kfgy-() :fy pihn1ph hl1 2s6hzhen the 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 mas,1 c jnbw*.gc4- bs8evlakwyy-vs2w 9 s, L represents units of length, and T represbl aw4yg9vkcsj2ve- 8,s *yn1-w w.bcents units of time, the dimension of power 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 unit oddhd f f ep*6n2g0f4j0f:

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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 unitcqvxd75a4 wsq +5wy.l 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:) b82)+qm2g j7akuhhmrsh n j1

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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 light-year. Whipduq /,m( )hpzch one of the following choices represents the type of qua pzdm u/hpq),(ntity 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 m .ukp,d9vycmc:a4axlu-. f68ksx +g equation 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 oi.hb)a:y eljz*, +kh is named the newton in honor of Sir Isaac Newton's contributions to physics. Which of the following combination az)h el,+hiy.k jb*:o of 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 followingomm/ksw u:ks* rxc7)-tb a: s4 quantities can have its unit 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 fundamental SI units, the Ohm is written8z1ik5 wggvqo. 70y0;/m6wbnchck je 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 asspdr0kb 1 u1w1xm0fk n0zibi mw90:(flociated with "the measure of the resistance of an object to length change under lengthwikb 1(0wifdn pubm :fzkm1 0i1x9w rl00se tension or compression."?

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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 problzrc 51y2o8c duhwx2i /em has obtained the answ/yo uzxcwh r 5c28di21er $50\;J s^2/m^2$. 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 choices represents the smallejfh 0zm6/bax i+ zh5c*st amount of time? *haz5xichf+z6bj m0/

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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 answer that has units equi9)ng bndze5op;uu t09 valent to those from computing the square root of the ratio of the Universal Grb05utd9n g)o9epu; nz avitational constant to Coulomb's constant. 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 quantity called the Planck time alv) g86p1:xhtp1ii; flx, aq$t_{planck}$ 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 obtainpjpq 44xqpm04 by dividing the distance of 12 Mm by the time of 4 T0j4 mqx4pp4 qps?

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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 compute m4gn5wroua:** y. f*ai7 qd8hbc q8ars a speed as $12 \; mm/3 \; μs$. 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, thebl9( s h6:l7(j-hkkm ezpiqm ;re are approximately $31.5 \times 10^7 \; s$, 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 one thousand meters can be written as one kilometer. W(a.5s javu9. 5b qdx44ang zochich one of the following choices best represents a distance of os b cud(4ov5a.x 4ag.9naqj z5ne 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 following lengtirate5 a;;c 70-ydn kbhs 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 wavelengt56 puklw1e-6vt y(;3 yfps fcgh of 632.8 nanometers. Which one of the following choices best reprelsv;w6pc fu5p3gye k -6(1 fytsents 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 signal with a freq 7hdg epo4kdax,hx:yw23+ dbv4 7q3wruency 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 tv 94ca;9 xcs6w( h oxme*pfc u5m5da3following choices correctly represents a 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 dimeno li97 m; b9zyu1f5dfnsions of length: 37fl;m1yzdi9 b9 nfu5o .00 cm, width: 4.00 cm, and height: 2.00 cm. Which one of the following choices correctly gives the average density of the 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 bestwf(n3xg0u0v i r j9- zkq0uqy( represents the speed of 60.0 miles/hr rewritten in un3r-n(i9wqqzukf(00 j xuv0gy its 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 choices best repndh 0 ojegp) i(y,+tq( 0xzks5resents the value of the speed of yz+tjqpo0kxi5 hes)0(, gdn( light using 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. Whicdv0k 2r u79 :xopdugyb4z9lrr2kl4 h,h one of the following choices best represents the speed of the clvxy0dur u9od42br kz,rp29k: 47lghar 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 floor area ofl hz 1ow0c4.gc $25 \; m^2$. 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 obje5aardns bkwl ;0e:b8qah28 o5ct 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 meai,vfyk z:xr5d 61tysfzc t2k y4llmt7 c3;.a5surement $L = 0.01230 \; cm$ 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 measurements of length ar *zsv-9(e* 7chrqe/a6lvgt hl e 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 lensyp7*w 4s 5s+qevlt/l gth measurements 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 experime;ycxu7jvr-jova ds77+ h us 1x2-z zd8nts: $L_1 = 4.57 \times 10^3 \; m$ 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 following lengt:c) c)7jjwl sn hp,rk8hs 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 recore gr7n 2f j.7)bktb4.+wy0j/4xxiy:hs yecd e ded 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 measurements are 9p c38vdd79owq4ptbf) 4z o lcrecorded: $5.4 \times 10^{−1} \; m$, $5.4 \times 10^0 \; m$, $5.4 \times 10^1 \; m$, 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 togethtu 8fe3(/bbenr+io ;p j4etp3er: $L_1 = 8.36 \times 10^1 \; m$, $L_2 = 9.20 \times 10^2 \; m$, $L_3 = 1.39 \times 10^{−1} \; m$ 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 measures the dimensions of a rectangular solidmd x(2pvtaba8/y4n1z 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 is mtv; 9tbrtov; 7easured 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 choic0n5:(22 2ce :a doan+rz bd1n:yolku-hgdhev es represents the measurement with the most n(2oa0auzdrhv12:2 hel g5 ny +nec- :dko:dbnumber 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 follixe)aub ;1kinuv,n 7*owing relationship correctly ranks the three given speeds from least to greatest? The speed are given a,k ;nevinx ib *)uua71s $v_1 = 1.25 \times 10^{-4} \; cm/\mu s$, $v_2 = 0.076 \; Mm/week$, $v_3 = 9.50\; km/day$

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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. Wh 10gqtm 3ovs8vich of the following statements is correct 0o1tgqv sm83vabout the precision and accuracy of the data?

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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 the following 6 measurements for the 2tmahn g,) ;cf)iqat- length of an object: 5.05cm, 5.06cm, 5.07cm, 5.06cm, 5.07cm and 5.09cm. Using the rules of significant digits, which one of the followingm,t ;t igqaa-c2h ))nf 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 d(kvczxh(jg uqaa593 kycqd-(. 6jbd-o76gd is the most correct for the locatio c 3qok(z5b (-dg-da7(y9 jj6qd .v dugxc6kahn of the shaded object’s right 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 u j1k,t i (b39)sdx.rcovz;nt cncertainty in 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 radiu(zuz (lvg 3d+ks 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 quantitxvd -d6se5*o kuhpcb) ,-rjm 6y?

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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 f;)9tk9au8 jtu pkd5kquantity?

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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 yfl i-38t hj6escalar?

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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 followinuua1hus un.o((l70pr g quantity 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 fo u 5i)58pspzo uqqo.2m t;my9zllowing is not a vector 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 following is not n pmtl,dq3162 0 y:i tgf4nvzva 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 b,7 dhxo1+-cjvvu 3ls scalar quantity?

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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 scalar i8xgao( ,m r5 a hea 4j-;p)xgl9anq:tquantity?

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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 n,v:ogldgmd 0( ot a 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 following choices is a vector pm 5zou3 ugs- m4sa).equantity?

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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 sunf94m jk6sn1h t is at 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 air n d9foa8*yuq9s+5 qixspeed 120 km/h is heading due north in a wind blowing due east at 50 km/h. 9x8s+*a9of i y qqd5nuWhat 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 at 6.0,g v d3dlr+c*p 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 dis)wf:qu6o:) y9)ond (kas m angle of $30^{\circ}$ 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 verro -uc5,*vcf(da a/lp tically at 12.0 m/s with respect to a stationary observer. A car is moving at an angle of 40° below the/d ,-5fovu lap(*a ccr horizontal with respect to the observer. A passenger sitting in the car notes that the rain makes an angle of 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 in zt -rd*nd5+g6fxt )u rmicrometers?

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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 it until the Phys kb+asxk- d;y,lusl :)vc,c4oicsBowl takes place in the year 2,,4obk: sk)+-cx l uslyvc; da109 ?

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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 in 1985. Approximatelyz e8q1b63b 3wxmgn/mo how many seconds ago did students compete in this 1 mzb6wxo3gq 8n3mbe/ 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 ofcvp lnc(p8 .p1 seconds from now until the beginning of the next millennium p (8np.v1pclc(year 3000) can be approximated 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 average mass9 z3 mmkhxf+6 h0lmnt5ma+6j o/tn.ev of an adult human6m hlz nh/9n t56.3mof jmt0ekxv+ a+m male?

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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 bdvys 4lt(y ,s.est represents the time it takes for s (.4dsytyv l,light coming from the 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 sm8(7/yc j,gcswz shud)a(dl6imple statement of the Law of the Conservation of Energy. It was first announced about th(/ sz6,c8uc dd(smh)aygj w7le 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 work of whichbk)zbhql 4eqfet6)o ib..vce1p m5 -/ person, who rolled spheres down and up inclines?e) ov f/bbeh i).b 1q.65 c-teqm4lkzp

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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 Firs1o hkvuqptz 977.dnx9v5 w2myt Law is based in part on 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 (ea-tka6avgh 0 a9qo5h1 rrliest to latest), place the following 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, ord*uf s uj::n v.kk/u cish,60leer the following events from earliest to most recent:6cukhul:ivk:s / s,njfu*e 0 .
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 physics, the names Nicolaus Copernicus, Galileo Galilewjo9 vnb+ (al lff7xq *ifo.(9i, James Clerk Maxwell, and Isaac Newton are very recognizable. Which one of t7f iqabvof xl*9 j(( w+f9n.lohe 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 Nl mh905sb7 ftpje9fgq;fe+jz , z /+nuobel Prize in physics 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 tako-2)e*ebsg:5 +fbyx 0 4x o;ieelyNobel Prize in 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 Nobel Prize in physics partly for th 5xwkj6bss -(ye explanation of the photoelectric exby 5-s6sw (jkffect?

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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 physics? 3fp(j)qwy6tt

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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 of02-)n ; lzub wb8g4avl 9k,oo1ykyklj 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 1+f sgmw-6 mdjwcn4je)r g5s9that electrical charge comes fundamental sized units was providj j+6gsm4gc95)wr -swd enf1med by the work 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 ,9gkf r b80dnod (:4oato.lri stand 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 semiconductg0c8 nr;hucqmm3l.yeuop +08ing material with many applications in electronics. The initial development of transistors and the Nobel Prize awarded for its invention occurred closest to whiuph0u38n+;l yro0g eq8 .mmccch 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 commonl1 d i)*msxeo k:w(pawy )i71zzy used acronym for a medical diagnostic technique. MRI stands for which one of the folle a )(i7 z dswyz11io*k):xpwmowing choices?

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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)7wq)xf l)5cys qo*p;de fizh *6bmb.ission was to repair the Hubble Space Telescope. The shuttle astronauts corrected the m f b.;qs*md ) zhe*)6blfx cyiw)7qop5ajor problem of the telescope 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 lar6*bw p-ovomo y5k (m*ngest particle accelerator in the world. To whick p*oy-n ov(w6o 5*mmbh of the 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 ww d4 .kbwrj:q1ui +ig1orld is called the LHC. What does LHC stand f1 1g:k+d. iwub4iw jqror?

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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 c8w7hgl9newoq9;/h7 hj7i clnommunity because of an announcement from the LHC during the summer of 2012. Which one of the following choices7h l ;chegqwo978 /7l9jinhwn best represents 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 physick m,d69*/lvbdym0 cgea*el / rs was awarded "for the theoretical discovery of a mechanism that contributes to our understanding of the origin of mass of subatomic particles, and which recently was confirmed through the discovery of the predicted fundamental particle/,m/ ebry glme69dc*ka*dv l0, 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 choicesvq +w-sb ;4 rij7ltjtaz f/z86 best represents the work for which the 2014 Nobel Prize in Physics wjrwzjv /i t6qt+lb7z -s f;48aas awarded?

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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 the physics community came from the h;/khc h6zsuv/x )sa yg2dxm6n1r j;-February, 2016 annou-vjhshr/;;xnmu) 6akhzd2g 6/y1 sxc ncement from LIGO that

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