三年级科学酸与碱
Authored by BONG SIAU CHIN Moe
Science
1st - 12th Grade
Used 127+ times
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12 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
哪些材料可以代替石蕊试纸？(可超过一个)
紫甘蓝
牛油
姜黄
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请选出正确的答案。
酸性
碱性
中性
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请选出正确的答案。
酸性
碱性
中性
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碱性物质的味道一般是怎样的？
带有酸味
带有苦味
带有辣味
带有甜味
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸性物质的味道一般是怎样的？
带有苦味
带有咸味
带有酸味
带有甜味
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请问上图物质会使红色的石蕊试纸有什么变化？
变成蓝色
保持不变
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
发粉
咸鱼
汽水
盐水
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