logo - 刷刷题
下载APP
【简答题】

阅读理解.
What is color? Why do some of the things around us look red, some green, others blue?
Colors are really made by reflected (反射) light. We see color because most of the things reflect light.
In the same way, if something is green, it reflects most of the green light.If something reflects all light, it
is white. If it doesn't reflect any light, it is black.
Some of the light is reflected and some is taken in (吸引) and turnedinto (变成) heat (热能).The
darker the color is,the less light is reflected . the more light is taken in , the dark-colored clothesare
warmer in the sun than light-colored clothes.
1. When something reflects light, we can .
A.see its color
B.see its heat
C.not see its color
2. Something looks white because it reflects.
A.some light
B.no light
C.all light
3. The dark-colored clothes are warm because is taken in.
A.more light
B.less light
C.more color
4.In summer make people feel cool.
A. dark-colored clothes
B. red-colored clothes
C. light-colored clothes
5. What's the best title of this passage?
A. Dark color.
B.Color.
C.Heat.

举报
题目标签:吸引反射
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】下列不属于深反射的是()

A.
肱二头肌反射
B.
腹壁反射
C.
桡骨膜反射
D.
膝反射

【单选题】团体吸引率的计算公式是

A.
总选择数/团体总人数
B.
总选择数/总拒绝数
C.
总拒绝数/团体总人数
D.
总选择数/(总选择数+总拒绝数)
E.
总拒绝数/(总拒绝数+总选择数)

【单选题】属于深反射的是:()

A.
腹壁反射
B.
提睾反射
C.
跟腱反射
D.
眼心反射
E.
闭目难立征

【单选题】小企业资源薄弱,往往看重吸引 【 】

A.
曾经使用者
B.
潜在使用者
C.
初次使用者
D.
经常使用者

【多选题】影响人际吸引的因素有( )。

A.
个人特质:热情、能力、外表的吸引力
B.
相似性:态度、价值观的相似尤为重
C.
互补性:相似与互补的重要性问题一般需要同角色作用联系
D.
熟悉性:熟悉能增加吸引的程度
E.
接近性:空间的邻近性是导致人际吸引的重要条件

【多选题】属于浅反射的是()

A.
趾反射
B.
提睾反射
C.
肛门反射
D.
角膜反射
E.
腹壁反射

【单选题】条件反射的特点是

A.
后天训练获得
B.
先天遗传获得
C.
反射弧相对固定
D.
适应能力有限
E.
数量较少