2024知到答案 College Physics 完整智慧树网课章节测试答案
第一章 单元测试
1、单选题：
What is the atomic scale in nature. （ ）
选项：
A:
m
B:
m
C:
m
D:
m
答案: 【 m】
2、单选题：
What is the cosmic scale in nature.（ ）
选项：
A:
m
B:
m
C:
m
D:
m
答案: 【 m】
3、多选题：
Which of the following statements about physics are correct.（ ）
选项：
A:Physics exists everywhere and everyday
B:Physics is the natural science
C:Physics is one of the most fundamental scientific disciplines
D:Physics concerns the phenomena from cosmos down to atoms
答案: 【Physics exists everywhere and everyday;
Physics is the natural science;
Physics is one of the most fundamental scientific disciplines;
Physics concerns the phenomena from cosmos down to atoms】
4、多选题：
Which of the following subjects are included in the classical physics.（ ）
选项：
A:Electromagnetics
B:Optics
C:Mechanics
D:Thermodynamics
答案: 【Electromagnetics;
Optics;
Mechanics;
Thermodynamics】
5、判断题：
Relativity theory and quantum mechanics are the fundamentals of modern physics. （ ）
选项：
A:错
B:对
答案: 【对】
第二章 单元测试
1、单选题：
A bottle of water is 500 ml, in standard units, which is（ ）
选项：
A:0.5 
B:0.005 
C:0.05 
D:0.0005 
答案: 【0.0005 】
2、单选题：
A vector 
with a magnitude 10 and angle 
to +y axis, which can be written down as（ ）。
选项：
A:
B:
C:
D:
答案: 【】
3、多选题：
Which of the following physics quantities can be directly measured.（ ）
选项：
A:speed
B:time
C:length
D:weight
答案: 【time;
length;
weight】
4、多选题：
Which of the following equations about vector operations are correct.（ ）
选项：
A:
B:
C:
D:
答案: 【;
;
;
】
5、判断题：
If two vectors are perpendicular, their dot product is zero and their cross product has the maximum magnitude. （ ）
选项：
A:错
B:对
答案: 【对】