滑轮练习

Quiz
•
Science
•
9th Grade
•
Hard
Renee Goh
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碱性物质的味道一般是怎样?
带有酸味
带有苦味
带有咸味
带有甜味
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪些物质会使蓝色石蕊试纸变成红色?
i 牙膏
ii 橙汁
iii 酸柑汁
iv 蒸馏水
i 和 ii
i 和 iv
ii 和 iii
iii 和 iv
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸性物质的味道一般是怎样的?
带有酸味
带有苦味
带有咸味
带有甜味
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种物质的水溶液能使
红色石蕊试纸变成蓝色?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P物质和 Q物质的化学性质是怎样的?
P物质和 Q物质都是酸性
P物质和 Q物质都是碱性
P物质是酸性, Q物质是酸性
P物质是碱性, Q物质是酸性或中性
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是石蕊试纸的功用?
观察物质的形态
测量物质的质量
测试物质的化学性质
确认物质的导电能力
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碱性物质摸起来有什么感觉?
粗糙
平滑
滑溜
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