手机被丢弃之后

Quiz
•
Science
•
8th Grade
•
Hard
Sze Oh
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
电子垃圾指的是什么?
被废弃的衣物
被废弃的纸张
被废弃的电器或电子产品
被废弃的食品
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
全球电子垃圾的构成中,哪种产品占比最高?
大型电器
小型电器
制冷、取暖电器
电子显示屏
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2019年全球电子垃圾总量预计将达到多少吨?
7400万吨
95亿吨
4440万吨
570亿吨
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
电子垃圾泛滥成灾的原因主要有哪两个?
人们不喜欢电子产品,喜欢手工制品
电子产品易损坏,人们喜新厌旧
电子产品使用寿命长,人们不喜欢更新
电子产品使用寿命长,人们喜新厌旧
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一部智能手机的材料通常包含多少种金属元素?
30种
40种
50种
60种
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果把2016年废弃手机中的金属全部回收,价值可达多少美元?
95亿美元
70亿美元
50亿美元
100亿美元
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2019年,全球可回收电子垃圾的价值估计高达多少亿美元?
370亿美元
670亿美元
570亿美元
470亿美元
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