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2022大学慕课答案 普通物理Ⅰ(大连理工大学) 最新大学MOOC满分章节测试答案
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-02-24到2020-06-12
本篇答案更新状态:已完结
Chapter 2 Motion along a straight line Test 1 (for DUT-UCI JP)
1、 问题: Which of the following is a scalar quantity:
选项:
A:speed
B:time
C:length
D:instantaneous acceleration
E:instantaneous velocity
F:average velocity
G:average acceleration
H:magnitude of position vector
I:none of the above
答案: 【speed;
time;
length ;
magnitude of position vector】 点我阅读全文