托福 | 雅思 | GMAT | GRE | SAT |SSAT | 资料下载 | 报考指南

SAT II

SAT2物理考试中常用词汇总结(V开头)

来源：毕达教育发布时间：2012-06-19 16:15:05

毕达教育留学咨询机构在出国了留学申请方面有丰富的经验,我们的服务项目包含初中生、高中生、本科生、研究生（含博士）申请，我们服务的范围覆盖美国留学、英国留学、新加坡留学、香港留学和加拿大留学，同时我们郑重承诺，如果申请不成功，我们将全额退款。

下面为大家整理的是以字母V开头的SAT2物理考试中常用词汇。掌握一定的物理词汇是备考SAT2的首要前提。所以，各位考生一定要多加重视词汇的积累，预祝各位考生考试成功。

Vector

A vector quantity, or vector, is an object possessing, and fully described by, a magnitude and a direction. Graphically a vector is depicted as an arrow with its magnitude given by the length of the arrow and its direction given by where the arrow is pointing.

Velocity

A vector quantity defined as the rate of change of the displacement vector with time. It is to be contrasted with speed, which is a scalar quantity for which no direction is specified.

Vertex

The center of a mirror or lens.

Virtual image

An image created by a mirror or lens in such a way that light does not actually come from where the image appears to be.

以上就是关于SAT2物理考试常用词汇的全面内容，是以V开头的。各位考生可以作为备考时的参考资料，希望对各位考生的SAT2考试有所帮助。