三上 4 地球矿物资源的开发和利用-作业
Quiz
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Science
•
8th Grade
•
Practice Problem
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Medium
Chung Tay
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项不是矿物的特征?
固体
有机物
天然
有固定化学成分
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把矿物在瓷板上擦过后留下一条粉末痕迹的这种鉴定方式叫做____。
光泽
条痕
硬度
断口
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列物质能用于制造玻璃的是____。
钢
陶瓷
石英
水玻璃
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪项不是石灰石的用途?
生产水泥
生产石灰
生产玻璃
生产塑料
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪项物质或方法不能用来冶炼金属?
电解
水
焦炭
氢气
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列变化过程中不属于金属冶炼的是____。
高炉炼铁
金属氧化物与焦炭在高温下反应
铁在氧气中燃烧
高温下一氧化碳还原氧化铜
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
石灰石经过高温灼烧,会分解生成______和_________。
氧气、二氧化碳
二氧化碳、一氧化碳
生石灰、二氧化碳
熟石灰、二氧化碳
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