A ball bearing is to be dropped into each of these beakers. In which experiment will the ball travel the slowest?

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问题 A ball bearing is to be dropped into each of these beakers. In which experiment will the ball travel the slowest?

选项 A、Experiment 1, because water at 20 degrees Fahrenheit is ice!
B、Experiment 2, because milk at 40 degrees Fahrenheit is ice!
C、Experiment 3, because oil at 60 degrees Fahrenheit is ice!
D、Experiment 4, because tar at 80 degrees Fahrenheit is ice!

答案A

解析

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本试题收录于： C类竞赛（非英语专业本科）题库大学生英语竞赛（NECCS）分类

C类竞赛（非英语专业本科）

大学生英语竞赛（NECCS）

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A ball bearing is to be dropped into each of these beakers. In which experiment will the ball travel the slowest?

C类竞赛（非英语专业本科）

大学生英语竞赛（NECCS）

The"standardofliving"ofanycountrymeanstheaverageperson’s【C1】________ofthegoodsandservicesthecountryproduces.

Thinnerisn’talwaysbetter.Anumberofstudieshaveconcludedthatnormal-weightpeopleareinfactathigherriskofsomedis

Inthepasttwentyyears,therehasbeenanincreasingtendencyforworkerstomovefromonecountrytoanother.Whilesomenewl

Inthepasttwentyyears,therehasbeenanincreasingtendencyforworkerstomovefromonecountrytoanother.Whilesomenewl

(1)Iwasasecond-yearmedicalstudentattheuniversity,andwasonmyseconddayofroundsatanearbyhospital.Myuniversit

(1)VintonCerf,knownasthefatheroftheInternet,saidonWednesdaythattheWebwasoutgrowingtheplanetEarthandthetim

(1)DanielChivu,afourth-yearCarletonUniversitystudentfromToronto,hadhisleaseinhand.He’dpaidthemonth’srent.And

【T1】________.InLatinAmerica,peopleexpresstheirhopesthroughthecoloroftheirunderwear.Ifyouworeyellow,thatsuppos

A、Thewaytosuccess.B、Theinfluenceofsuccess.C、Thewaywedefinesuccess.D、Thepursuitofsuccess.C原文中，女士提到，我们定义成功的方式也是问题

Electricityissuchapartofoureverydaylivesandsomuchtakenforgrantednowadaysthatwerarelythinktwicewhenweswitc

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设f(x)在[a，b]连续，在(a，b)可导，f(a)=f(b)，且f(x)不恒为常数，求证：在(a，b)内存在一点ξ，使得f′(ξ)＞0．

DVD-ROM的速度计算方法与CD-ROM不同，前者的速度单位(速度基准)是后者的9倍，所以DVD-ROM的一倍速应为

Foryears,Europeanshavebeenusing"smartcards"topaytheirwaythroughtheday.Theyusetheminshopsandrestaurants,plu