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滑轮练习

Authored by Renee Goh

Science

9th Grade

滑轮练习
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

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

Media Image

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?

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

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?

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平滑

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