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此套题仅 Section II含有简答题,
共计时1小时30分钟,共5题
占总分50%
每道大题可能含有不同数量的小题
可以使用计算器
考试时会提供常用的公示表
完整版下载链接见文末
2)A new kind of toy ball is advertised to “bounce perfectly elastically” off hard surfaces. A student suspects, however, that no collision can be perfectly elastic. The student hypothesizes that the collisions are very close to being perfectly elastic for low-speed collisions but that they deviate more and more from being perfectly elastic as the collision speed increases.
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