地球资源的可持续利用
Quiz
•
Science
•
7th - 9th Grade
•
Practice Problem
•
Hard
James Wee
Used 37+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
莫邪剑是哪一个时期的产物?
青铜时代
铁器时代
陶器时代
新石器时代
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
新型材料包括哪几项:(i)半导体材料 (ii)碳纤维复合材料 (iii)奈米材料 (iv)石墨烯
(i), (ii), (iii)
(ii),(iii), (iv)
(i), (ii), (iv)
(i), (ii), (iii), (iv)
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
在钢中加入( ),可以合成更坚硬的合金。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
无机非金属材料不包括哪一项?
陶瓷
玻璃
水泥
石墨烯
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
合成高分子材料不包括哪一项?
塑料
合成橡胶
天然橡胶
合成纤维
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
合成纤维是以石油,天然气中获得的小分子有机物为原料,经过聚合制成各种产品,以下哪个适合做成球衣?
聚酰胺纤维
聚酯纤维
聚丙烯纤维
丝绸
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项不属于地球资源?
空气
太阳
自然景观
森林
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